Portion of title |
Puerto Rico and Virgin Islands |
Cartographic data | Scale 1:326,856 at lat. 18°00' ; Mercator proj. (W 68°00ʹ--W 64°25ʹ/N 19°00ʹ--N 17°00ʹ). |
Frequency | Irregular |
General note | "Omega overprinted." |
General note | Depths shown by isolines and soundings. |
General note | Relief shown by hachures and spot heights. |
General note | "Soundings in fathoms." |
General note | "For offshore navigation only." |
General note | Includes location diagram of large scale charts. |
General note | GPO Cataloging Record Distribution Program (CRDP). |
Special numbering | "Formerly C & GS 920, 1st ed., Sept.1901 C-1901-37." |
Special numbering | Numbering realigned 1974 to conform to a new uniform US numbering system for all navigation charts. |
Source of description | Description based on: 22nd ed. (Feb. 8/75); title from title screen (viewed on Nov. 4, 2011). |
Source of description | Final issue consulted. |
Succeeding title |
United States. National Ocean Service. West Indies, Puerto Rico and Virgin Islands |
GPO item number | 0191-B-13 (online) |
Govt. docs number |
C 55.418/7:25640/ |
Stock number | 25 ACO 25640 DMA |
Stock number | 25640 NOS |