Submarine
| C | R | E | C | I | V | E | D | G | N | I | M | O | H | Q | S | R |
| O | L | B | R | L | R | G | G | G | T | W | K | N | L | O | K | K |
| M | K | Y | R | M | L | J | X | E | C | Q | J | W | N | C | N | M |
| M | L | T | K | I | X | U | I | K | K | N | T | A | Z | O | N | L |
| U | N | M | N | K | D | U | H | L | M | X | R | Z | T | G | C | R |
| N | B | R | E | F | Q | G | V | D | P | G | B | S | H | T | E | K |
| I | N | V | P | D | H | E | E | G | M | K | T | K | H | D | C | W |
| C | B | N | O | R | V | C | T | B | O | W | Y | K | D | L | O | M |
| A | G | O | C | V | L | A | S | Z | C | V | P | U | K | L | N | C |
| T | G | R | S | T | J | F | A | V | L | O | R | T | B | B | J | K |
| I | W | D | I | D | J | R | L | Q | D | R | U | R | M | K | L | N |
| O | P | I | R | E | M | U | L | R | E | Y | O | R | T | S | E | D |
| N | X | N | E | P | G | S | A | D | N | K | V | C | S | B | F | F |
| B | M | A | P | T | Z | E | B | N | M | D | P | Z | Z | E | G | T |
| U | H | N | T | H | K | L | V | H | E | L | M | S | M | A | N | H |
| O | R | C | Y | S | H | W | R | I | P | G | T | V | R | D | N | R |
| Y | Q | E | L | M | L | P | L | P | D | H | T | T | C | P | T | M |
Ballast Helmsman
Blow Homing Device
Bow Hull
Bridge Knots
Communication Buoy Ordinance
Course Periscope
Depths Rudder
Destroyer Sonar
Dive Surface
Good Quiet