- Publication Title:
- Helena Airport, Helena, Mont. n. p.
- Display Title:
- Instrument approach chart [and Landing chart] AL (series). 192. Helena Airport, Helena, Mont. n. p.
- Series Title:
- Instrument approach chart [and Landing chart] AL (series).
- Corporate Agency Authors:
- Coast and Geodetic Survey and Commerce Dept.
- Sort Author:
- Coast and Geodetic Survey
- Date:
- Mar. 1, 1949
- Publish Date ISO Format:
- 1949-03-01T00:00:00Z
- Publication Start:
- 19490301
- Publication End:
- 19490301
- Corporate/Agency Author:
- Coast and Geodetic Survey
- Publication month:
- 10
- Publication year:
- 1949
- SuDoc number:
- C 4.9/10:(nos.&dates)
- Notes:
- Each 10.5× 8 in. [Titls vary. Issued with perforations.]
- Notes:
- Each 10.5× 8 in. [Titls vary. Issued with perforations.] † Distribution Made by Issuing Office. 5c. each.
- Availability:
- † Distribution Made by Issuing Office. 5c. each.
- Monthly Catalog date:
- June 1949
- Monthly Catalog issue number:
- 653
- Monthly Catalog page number:
- 1
- Monthly Catalog issue date:
- 1949-06-01T00:00:00Z
- Monthly Catalog entry number:
- 11204
- Record start page number:
- 24