velvet-mornings: Nuclear slide rules from the 50’s and 60’s.

velvet-mornings: Nuclear slide rules from the 50’s and 60’s.
velvet-mornings: Nuclear slide rules from the 50’s and 60’s.
velvet-mornings: Nuclear slide rules from the 50’s and 60’s.
velvet-mornings: Nuclear slide rules from the 50’s and 60’s.
velvet-mornings: Nuclear slide rules from the 50’s and 60’s.
velvet-mornings: Nuclear slide rules from the 50’s and 60’s.

velvet-mornings: Nuclear slide rules from the 50’s and 60’s. -- source link

More pics about
gloria-gloom-archivevelvet-morningsripleymaxneatatomhbdjongsuk