I'd tell you a good chemistry joke, but all the good ones Argon!  Oh, this vintage style periodic chart is not only provides fundamental information on the cornerstones of life, but a source of many a nerdy joke! 

Vintage style poster printed on beautiful, textured Italian paper.
Ships in hard mailing tube.
Size: 20" x 28"

Please note: A maximum of 6 posters can fit in each mailing tube for the flat rate of $16.  
If you'd like to order more than 6 please make a separate order. Thank you!