field markings
21South Cowton Castle — is a 15th century fortified dwelling house in the Richmondshire district of North Yorkshire, England. It is situated on the land that was once the medieval village of South Cowton. The castle was built by Sir Richard Conyers in 1470 and it …
22Organization of the Luftwaffe (1933–1945) — Luftwaffe …
23Congolese Spotted Lion — A Congolese Spotted Lion or more correctly lijagulep is the hybrid of a male lion and female jaguar leopard (a jagulep or lepjag). Several lijaguleps have been bred, but only one appears to have been exhibited as a Congolese Spotted Lion. It was… …
24B-17 Flying Fortress — Infobox Aircraft name= B 17 Flying Fortress caption= This TB 17G was assigned various USAAF training commands type= Strategic bomber national origin = United States manufacturer= Boeing first flight= 28 July 1935cite web |url=… …
25Differentiated services — This article is about communication networks. For the design pattern for business applications, see Differentiated service (design pattern). Differentiated Services or DiffServ is a computer networking architecture that specifies a simple,… …
26Ordnance QF 25 pounder — Gun shown mounted on its firing platform, King Street West, Dundas, Hamilton, Canada. Type Field gun/Howitzer …
27Osprey Publishing — Ltd Repères historiques Création 1968 Fiche d’identité …
28Boeing B-17 Flying Fortress — B 17 redirects here. For other uses, see B17 (disambiguation). B 17 Flying Fortress Boeing B 17E …
29Curtiss P-40 Warhawk — P 40 redirects here. For other uses, see P 40 (disambiguation). P 40 Warhawk Tomahawk / Kittyhawk A Hawk 87A 3 (Kittyhawk …
30Oscilloscope — This article is about current oscilloscopes, providing general information. For history of oscilloscopes, see Oscilloscope history. For detailed information about various types of oscilloscopes, see Oscilloscope types. Illustration showing the… …
