RECORD: Darwin, C. R. n.d. whether my scheme would make rhomb with pyramids [bees' cells]. CUL-DAR48.B19. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed and edited by John van Wyhe 6.2025. RN1
NOTE: Reproduced with permission of the Syndics of Cambridge University Library and William Huxley Darwin. The volume CUL-DAR48 contains notes for Natural selection chap. 8 'Transitions of Organs'. Notes on bees' cells for origin of species theory.
B19
Lalanne
109 28 16
70 31 44
180.0.0
Could it not be calculated what angle the 3 points of pyramid must have to form angle of 120°?
If so, we shd have to enquire only whether my scheme would make rhomb with pyramids
L. Brougham 109.28
for Maraldi's 70.32
Measurements 180.0.
B19v
Wd it be possible to produce the 3 same rhombs inclined at same ∠, by the intersection of one sphere with 3 other equal ones, placed at some given distance from the one. And at what distance.— either greater or less (compared with ordinary Rhomboidal dod.) distance wd suffice for me.—
or will the intersection of some other curves produce the result
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 13 June, 2025