(Simplified practice recommendation no. 68.) [Title on cover is: Elimination of waste, simplified practice, metal and fiber flash-light cases. Recommendation became effective Dec. 31, 1927.]
Notes:
(Simplified practice recommendation no. 68.) [Title on cover is: Elimination of waste, simplified practice, metal and fiber flash-light cases. Recommendation became effective Dec. 31, 1927.] * For Sale by Superintendent of Documents. Paper, 5c.
Availability:
* For Sale by Superintendent of Documents. Paper, 5c.