Difference between revisions of "Halloween card"

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(1 pentene)
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== 1 pentene ==
 
== 1 pentene ==
  
[http://www.chemspider.com/ImagesHandler.ashx?id=7713&w=250&h=250 Image]
+
[https://pubchem.ncbi.nlm.nih.gov/compound/1-Pentene Info and image]

Revision as of 06:25, 22 June 2021

Description

This symbol appeared in the card Zodiac sent to Paul Avery on Oct 27, 1970. It also appeared on the envelope the card came in.

Card symbol 1.png

Card symbol 2.png

Interpretations and comparisons

1 pentene

Info and image