(Simplified practice recommendation no. 69.) [Title on cover is: Elimination of waste, simplified practice, packaging of razor blades. Recommendation becomes-effective July 1, 1928.]
Notes:
(Simplified practice recommendation no. 69.) [Title on cover is: Elimination of waste, simplified practice, packaging of razor blades. Recommendation becomes-effective July 1, 1928.] * For Sale by Superintendent of Documents. Paper, 5c.
Availability:
* For Sale by Superintendent of Documents. Paper, 5c.