American national standard N540: classification of radioactive self-luminous light sources : approved February 21, 1975, American National Standards Institute ...

Front Cover
U.S. Dept. of Commerce, National Bureau of Standards : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1976 - Science - 7 pages
0 Reviews

From inside the book

What people are saying - Write a review

We haven't found any reviews in the usual places.

Common terms and phrases

Bibliographic information