More from the book once marked ‘RESTRICTED’ that was used to train American submariners in the days of World War II. Thanks to EUGENE ZIEGLER (2143-+-1992) for this book.

1. SURFACE OBJECTS

a) Nature of the object: ship, periscope, light, rocket, flare, smoke, land, buoy, bubble, torpedo wake, oil slick, etc. If uncertain, just say ‘object’.
b) Relative bearing in three digits.
c) Approximate range: horizon, halfway, or close aboard. If a ship’s doctrine calls for closer estimation, give range in thousands of yards

“Ship, two ze-ro fi-yiv, horizon.” or “Land, one eight fi-yiv, ten thousand yards.”

2. DISTANT AIRCRAFT

a) The words ‘plane’ and ‘far’.
b) Relative bearing in three digits
c) Elevation
d) Approximate course of plane: approaching, parallel course, crossing bow, crossing stern.

“Plane, far, one one ze-ro, elevation fo-wer, approaching.”

3. NEARBY AIRCRAFT

a) The word ‘plane’.
b) The word ‘close’.

“Plane, close.”

NOTE - At the conclusion of the initial search upon taking over a watch, the lookout reports his sector clear if nothing is sighted.
“Port clear”. (or) “Stern clear”. (or) “Starboard Clear”.

More Phraseology

Battle Stations: Gun Action
Torpedo: Battle Stations
Torpedo: Gyro Regulators
Torpedo: Talkers and Emergency Firing
Cruising Submerged
Cruising Surfaced
Diving (I)
Diving (II)
Emergency Messages
Engine and Battery Combinations
Getting Underway
Posting Lookouts
Reports by Lookouts
Radar