Colnect-2691-606-Spectrum-wavelenghts-in-nanometer.jpg
Source: Colnect
Issued by: Montserrat
Function: postage
Date: 1/29/2015
Issue: International Year of Light
Denom: $3.25
Color: multicolored
Design:
Watermark: unwmk
Perf: 12x12.5
Catalog value:



External links:
Colnect 547767.._Year_of_Light