(Simplified practice recommendation R31-30.) [Supersedes no. 31. Title on cover is: Loaded paper shot shells, elimination of waste through simplified commercial practice. Recommendation became effective Jan. 2, 1930.]
Notes:
(Simplified practice recommendation R31-30.) [Supersedes no. 31. Title on cover is: Loaded paper shot shells, elimination of waste through simplified commercial practice. Recommendation became effective Jan. 2, 1930.] * For Sale by Superintendent of Documents. Paper, 5c.
Availability:
* For Sale by Superintendent of Documents. Paper, 5c.