𝔖 Bobbio Scriptorium
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FORMULAS FOR THE COMPARISON OF ASTRONOMICAL PHOTOGRAPHS

✍ Scribed by Jacoby, H.

Book ID
121107483
Publisher
American Association for the Advancement of Science
Year
1907
Tongue
English
Weight
170 KB
Volume
25
Category
Article
ISSN
0036-8075

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A comparison of the formulas proposed fo
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Current observations on heteroxanthln (obtained from Trlbonema and Vaucherla) provide further support for the structure as 3,5,6,3'-tetrahydroxy-5,6-dlhydro-7',81-dldehydro-@-carotene. Recently, two different molecular structures have been proposed for hetero-