| 3001. | F878.2
              
            Book:  
             
			  
            Darwin, C. R. 1868. The variation of animals and plants under domestication. London: John Murray. 1st ed., second issue. vol. 2.
            
		
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		| 3002. | F879.1
              
            Book:  
             
			  
            Darwin, C. R. [1868]. The variation of animals and plants under domestication. With a preface by Asa Gray. New York: Orange Judd and Co. vol. 1.
            
		
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		| 3003. | F879.2
              
            Book:  
             
			  
            Darwin, C. R. [1868]. The variation of animals and plants under domestication. With a preface by Asa Gray. New York: Orange Judd and Co. vol. 2.
            
		
            
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		| 3004. | F926
              
            Book:  
             
			  
            Darwin, C. R. 1868 [= 1867-1869]. The variation of animals and plants under domestication. [in Russian]. St. Petersburg: F. S. Sushchinskii. | 
		| 3005. | A2959
              
            Book contribution:  
             
			  
            Browne, Buckston G. 1957. [Recollection of Darwin, 9.1868]. In J. Dobson, Sir George Buckston Browne. Edinburgh: E. & S. Livingstone, pp. 36-7.
            
		
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		| 3006. | A961
              
            Book:  
             
			  
            Agassiz, J.Louis R. and Agassiz, Elizabeth C. 1868. A journey in Brazil. Boston: Ticknor and Fields.
            
		
            
            
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		| 3007. | A975
              
            Periodical contribution:  
             
			  
            D.M. 1868. Genealogical picture of Mr. Punch's forefathers (dedicated to Mr. Darwin). Punch's Almanac for 1868: 271.
            
		
            
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		| 3008. | A995
              
            Periodical contribution:  
             
			  
            Hooker, J. D. 1868. Darwin's hypothesis. Athenaeum no. 2131 (29 August): 270-271.
            
		
            
            
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		| 3009. | A1013.2
              
            Book:  
             
			  
            Wallace, A. R. 1869. The Malay Archipelago: The land of the orang-utan, and the bird of paradise. A narrative of travel, with studies of man and nature. London: Macmillan and Co. vol. 2.
            
		
              Text | 
		| 3010. | F2491
              
            Periodical contribution:  
             
			  
            Darwin, C. R. 1893. [Purported quotation from a letter to Julia Margaret Cameron]. H. H. H. Cameron. Alfred, Lord Tennyson and his friends. London: Fisher Unwin.
            
		
              Text | 
		| 3011. | A1147
              
            Review:  
             
			  
            Anon. 1868. [Review of] The variation of plants and animals under domestication. The Hampshire Advertiser (Southampton) (22 February): 7.
            
		
            
            
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		| 3012. | A1264
              
            Review:  
             
			  
            Wagner, M. 1868. Die Darwin'sche theorie und das Migrationsgesetz der Organismen. Entomologische Zeitung: 397-400.
            
		
            
            
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		| 3013. | A1265
              
            Review:  
             
			  
            Crawfurd, J. 1868. [Review of] On the theory of the origin of species by natural selection in the struggle for life. Spottiswoode & Co., (Privately printed), 14pp.
            
		
            
            
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		| 3014. | A1266
              
            Review:  
             
			  
            Gill, Theodore. 1868. [Review of Origin]. The development theory. American Phrenological Journal, (July): 4-7; (September): 105-110.
            
		
            
            
              PDF | 
		| 3015. | A1418
              
            Review:  
             
			  
            Rorison, G. 1868 [Review of Origin] Dr Rorison on Mr Darwin and transmutation. [Printed in the Guardian, March 1868]. Peterhead Sentinel and General Advertiser for Buchan District (3 April): 4.
            
		
            
            
              PDF | 
		| 3016. | A1471
              
            Review:  
             
			  
            Anon. 1868. [Review of Origin]. [Essay read before a Young Men's Literary Society in Glasgow]. Christian news (18 January: 7); (25 January: 6)
            
		
            
            
              PDF | 
		| 3017. | A1586
              
            Review:  
             
			  
            Anon. 1868. [Review of Variation]. Darwin, Ch. Animals and plants under domestication. Archiv für Anthropologie, 3: 138-39.
            
		
            
            
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		| 3018. | A1587
              
            Review:  
             
			  
            Anon. 1868. [Review of Variation]. The variation of animals and plants under domestication. British and Foreign Medico-Chirurgical Review, 42, (July): 148-66.
            
		
            
            
              PDF | 
		| 3019. | A1588
              
            Review:  
             
			  
            Anon. 1868. [Review of Variation]. Darwin's natural selection. Supplement to the Birmingham Journal (22 February): 2.
            
		
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		| 3020. | A1589
              
            Review:  
             
			  
            "E. L. Y." 1868. [Review of Variation]. The variation of animals and plants under domestication. Galaxy, 6, (July): 135-38.
            
		
            
            
              PDF | 
		| 3021. | A1590
              
            Review:  
             
			  
            Anon. 1868. [Review of Variation]. The variation of animals and plants under domestication. Examiner (29 February): 133-34.
            
		
            
            
              PDF | 
		| 3022. | A1591
              
            Review:  
             
			  
            Anon. 1868. [Review of Variation]. Natural inheritance. Leicester Chronicle (27 October): 2.
            
		
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		| 3023. | A1592
              
            Review:  
             
			  
            Anon. 1868. [Review of Variation]. Darwin's animals and plants. Lincolnshire Chronicle (27 March): 3.
            
		
            
            
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		| 3024. | A1593
              
            Review:  
             
			  
            Matheson, Scott. 1868. [Review of Variation]. Darwinian speculations. [Read at the Alloa Society of Natural Science and Archaeology]. Alloa Advertiser (18 January): 3.
            
		
            
            
              PDF | 
		| 3025. | A1594
              
            Review:  
             
			  
            Anon. 1868. [Review of Variation]. [Extract of]. Professor Noble's address. Times of India (19 August): 4.
            
		
            
            
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		| 3026. | A1595
              
            Review:  
             
			  
            Anon. 1868. [Review of Variation]. Darwin's new book. Nottinghamshire Guardian (14 February): 9.
            
		
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		| 3027. | A1596
              
            Review:  
             
			  
            Anon. 1868. [Review of Variation]. Sporting Times (5 December): 6.
            
		
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		| 3028. | A1597
              
            Review:  
             
			  
            Anon. 1868. [Review of Variation]. The variation of animals and plants under domestication. MethodistQuarterly Review, 51, (January): 145-46.
            
		
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		| 3029. | A1598
              
            Review:  
             
			  
            Anon. 1868. [Review of Variation]. Mr. Darwin's recent inductions. Eclectic Review, 14, (January-June): 345-62.
            
		
            
            
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		| 3030. | A1599
              
            Review:  
             
			  
            [Lewes, G. H.] 1868. [Review of Variation]. New York Teacher, and the American Educational Monthly, 45: 2, (1 April): 335-41.
            
		
            
            
              PDF | 
		| 3031. | A1644
              
            Periodical contribution:  
             
			  
            Greg, W.R. 1868. On the failure of natural selection in the case of man. Fraser's Magazine, vol. 78 (September): 353-62.
            
		
            
            
              PDF | 
		| 3032. | A1645
              
            Periodical contribution:  
             
			  
            Anon. 1868. Ludwig Schmarda's Ansichten uber die Darwin'sche Hypothese. Globus, illustrierte Zeitschrift, vol. 15 (February): 91-92.
            
		
            
            
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		| 3033. | A1756
              
            Periodical contribution:  
             
			  
            Quatrefages, Armand de. 1868-69. Origines des espèces animales et végétales. Revue des Deux Mondes, vol. 78, (15 December: 832-60); vol. 79 (1 January: 208-40).
            
		
            
            
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		| 3034. | A1757
              
            Review:  
             
			  
            Anon. 1868. [Review of Variation]. Animals and plants under domestication. New York Times (21 May): 11.
            
		
            
            
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		| 3035. | A1781
              
            Review:  
             
			  
            Laugel, Auguste. 1868. Darwin et ses critiques. Revue des Deux Mondes, 74, (1 March), pp. 130-36.
            
		
            
            
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		| 3036. | A2001
              
            Review:  
             
			  
            Anon. 1868. Die Darwin'sche Hypothese von der Entstehung der Arten. Globus. Zeitschrift für Länder- und Völkerkunde. Braunschweig, no. 70-72, (February). | 
		| 3037. | A2002
              
            Review:  
             
			  
            Anon. 1868. [Review of Variation]. Colman's Rural World and Valley Farmer (St Louis), (November): 295-298. Darwin Pamphlet Collection R116. | 
		| 3038. | A2010
              
            Review:  
             
			  
            Seidlitz-Meyershof, von. 1868. [Review of Variation]. Das Variiren der Thiere und Pflanze im Zustande der Domestication. Baltische Wochenschrift, No. 45 & 56, (30 October, 6 & 13 November): 668-683, 691-696, 703-717.
            
		
            
            
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		| 3039. | A2073
              
            Periodical contribution:  
             
			  
            Darwin, C. R? 1868. Testimonial to Dr. Richardson, F.R.S. British Medical Journal (3 May): 515.
            
		
            
            
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		| 3040. | A2075
              
            Review:  
             
			  
            Riley, C. V. 1868. [Review of Variation]. Darwin and domestication. Prairie Farmer (6 June): 364-365.
            
		
            
            
              PDF | 
		| 3041. | A2150
              
            Review:  
             
			  
            Anon. 1868. [Review of Variation]. American Literary Gazette and Publishers' Circular, 11 (1 July): 122.
            
		
              Text | 
		| 3042. | A2151
              
            Review:  
             
			  
            Anon. 1868. [Review of Variation]. Boston transcript quoted in American Agriculturalist, 27.
            
		
              Text | 
		| 3043. | A2152
              
            Review:  
             
			  
            Anon. 1868. [Review of Variation]. Congregationalist & Recorder (Boston) quoted in American Agriculturalist, 27.
            
		
              Text | 
		| 3044. | A2153
              
            Review:  
             
			  
            Anon. 1868. [Review of Variation]. Forney's Weekly Press (Philadelphia) quoted in American Agriculturalist, 27.
            
		
              Text | 
		| 3045. | A2154
              
            Review:  
             
			  
            Anon. 1868. [Review of Variation]. Darwin's great work – The variation under domestication, etc. Horticulturist and Journal of Rural Art and Rural Taste, 23: 192.
            
		
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		| 3046. | A2155
              
            Review:  
             
			  
            Anon. 1868. [Review of Variation]. Journal of agriculture (St. Louis) quoted in American Agriculturalist, 27.
            
		
              Text | 
		| 3047. | A2156
              
            Review:  
             
			  
            Anon. 1868. [Review of Variation]. Newark Advertizer quoted in American Agriculturalist, 27.
            
		
              Text | 
		| 3048. | A2157
              
            Review:  
             
			  
            Anon. 1868. [Review of Variation]. New York Tribune quoted in American Agriculturalist, 27.
            
		
              Text | 
		| 3049. | A2158
              
            Review:  
             
			  
            Anon. 1868. [Review of Variation]. Notes on parrots. Once a week, no. 51 (19 December): 502-504.
            
		
            
            
              PDF | 
		| 3050. | A2159
              
            Review:  
             
			  
            Anon. 1868. [Review of Variation]. Scottish American Journal quoted in American Agriculturalist, 27.
            
		
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