Modern Technologies of WW1 Crossword

This printable crossword puzzle on the topic of World War I has 14 clues. Answers range from 5 to 17 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

Hydrophones were used to locate u-boats with...
Marie Curie designed these to help millions of soldiers
Made to advance shooting from airplanes
First victim of the hydrophone was in (month)
Allowed communication between planes in flight and between planes in the air and people on the ground
These machines helped millions of soldiers and made it easier for doctors
Emits small amounts of flammable material that leaves a phosphorescent trail
By 1916, technicians could send a radio telegraph...miles
Ships used to launch and land airplanes
First designed in 1901 and tested in 1911
First successful use of this was on march 22, 1916
First plane that landed on an aircraft carrier
First successful use was April 22,1915
Made for getting to the other side of "no-mans-land"