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--- on_growth_and_form [2011-10-19 03:29] – JqbxGaofNtOwTlG 109.230.217.166
+++ on_growth_and_form [2014-08-04 09:46] (current) – nik
@@ Line 1: / Line 1: @@
-You have shed a ray of sunsinhe into the forum. Thanks!
+====On Growth and Form====
+by D'Arcy Thompson
+[[Reading notes]] from the canto edition (1992) of the 1961 abridged edition. (first edition 1917, extended edition 1942)
+"to show that a certain mathematical aspect of morphology... [is] helpful, nay essential, to proper study of Growth and Form" The book dwells in the Miraldi angle, [[Fibonacci Series]], the logarithmic spiral and the [[Golden Ratio]]
+====On Spicules and Spicular Skeletons====
+ch. 5 page 132 - concerning the deposition of inorganic material in the living body
+the inorganic material may be subject to chemical forces (eg crystalisation) on on level and "moulded to the living organism" shaped by cells, tissues and so on.