H. O. misc. chart. 11847. Index chart of hydropac messages, effective hydropac messages concering mine fields and swept channels, Jan. 3, 1951, lat. 20° S-50° N, long. 160° E-100° W.
Publication Title:
Index chart of hydropac messages, effective hydropac messages concering mine fields and swept channels, Jan. 3, 1951, lat. 20° S-50° N, long. 160° E-100° W.
Display Title:
H. O. misc. chart. 11847. Index chart of hydropac messages, effective hydropac messages concering mine fields and swept channels, Jan. 3, 1951, lat. 20° S-50° N, long. 160° E-100° W.