1) Craft for rickenbacker 2) Dogfighting plane of france 3) Early fighting plane 4) Early French fighter plane 5) Fokker fighter 6) Fokker fighter in WWI 7) Fokker foe 8) Fokker foe in WWI 9) French aircraft of WW1 10) French biplane of WWI 11) French WWI aircraft 12) French WWI plane 13) Hooked nail
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https://www.crosswordclues.com/clue/spad
1) Nail
Found on
https://www.crosswordclues.com/clue/spad
• (n.) A nail one or two inches long, of iron, brass, tin, or tinner iron, with a hole through the flattened head, used to mark stations in underground surveying.
Found on
http://thinkexist.com/dictionary/meaning/spad/
(from the article `fighter aircraft`) ...during World War I, light machine guns were synchronized to fire through the airplane`s propeller, and by the end of the war, fighters such as the ...
Found on
http://www.britannica.com/eb/a-z/s/135
A spad is a flat spike hammered into a wooden plug anchored in a hole drilled into the mine ceiling from which is threaded a plumbline. The spad is an underground survey station similar to the use of stakes in marking survey points on the surface. A pointer spad, or sight spad, is a station that allows a mine foreman to visually align entries or br...
Found on
http://www.coaleducation.org/glossary.htm
signal passed at danger
Found on
http://www.encyclo.co.uk/local/20497
Spad noun (Mining) A nail one or two inches long, of iron, brass, tin, or tinner iron, with a hole through the flattened head, used to mark stations in underground surveying.
Found on
http://www.encyclo.co.uk/webster/S/152
A spad is a flat spike hammered into a wooden plug anchored in a hole drilled into the mine ceiling from which is threaded a plumbline. The spad is an underground survey station similar to the use of stakes in marking survey points on the surface. A pointer spad, or sight spad, is a station that allows a mine foreman to visually align entries or br...
Found on
http://www.rocksandminerals.com/glossary.htm
Signal Passed at Danger (without authority)
Found on
http://www.scot-rail.co.uk/page/Glossary
No exact match found.
