- Publication Title:
- Mail matter. Cost ascertainment: Instruction letter V [July 1, 1931], Railway Mail Service volume tests.
- Display Title:
- Mail matter. Cost ascertainment: Instruction letter V [July 1, 1931], Railway Mail Service volume tests.
- Corporate Agency Authors:
- Post Office Department
- Sort Author:
- Post Office Department
- Date:
- [1931.]
- Publish Date ISO Format:
- 1931-01-01T00:00:00Z
- Publication Start:
- 19310101
- Publication End:
- 19311231
- Corporate/Agency Author:
- Post Office Department
- Publication month:
- 13
- Publication year:
- 1931
- SuDoc number:
- P 4.5:V/6
- Description:
- 3 p.
- Notes:
- ‡ Official Use. Not Available.
- Availability:
- ‡ Official Use. Not Available.
- Monthly Catalog date:
- April 1931
- Monthly Catalog issue number:
- 436
- Monthly Catalog page number:
- 1
- Monthly Catalog issue date:
- 1931-04-01T00:00:00Z
- Record start page number:
- 924