Submarine Observation Device
This page is the CodyCross answer for the clue below from Past and Present Tech, Group 1455, Puzzle 5 (Dictaphone).
Question
Submarine Observation Device
Answer
PERISCOPE
Word Meaning:
PERISCOPE — A form of viewing device that allows the viewer to see things at a different height level and usually with minimal visibility.
Definitions from Wiktionary.