Tumgik
About
Privacy Policy
Removal Request
Visit Blog
Explore Tumblr blogs with no restrictions, modern design and the best experience.
Fun Fact
25% of US internet users with an annual income of $80-100K use Tumblr.
#hexakistetrahedron
nemfrog
·
7 years
Photo
Hexakistetrahedron. Hints for crystal drawing. 1908.
#mechanical drawing
#crystal
#shape
#diagram
#nemfrog
#1908
#early 1900s
112 notes
·
View notes
Last Seen Blogs
nur-iznin-u-shayna
UShayna Beauty
britney246
Coupure Èlectrique
vaga--bonding-blog
VAGABONDING
jtlee76
Untitled
jtlee76
Untitled