Drawing of a Surveyor's Compass - NARA - 1126962.jpg
en
Drawing of a Surveyor's Compass NARA 1126962, US National Archives series: Utility Patent Drawings, Images from the National Archives and Records Administration, US National Archives location: other, Drawing of a Surveyor's Compass
commons
ja
測量士のコンパスNARA 1126962の図面。米国国立公文書館シリーズ:実用特許図面、米国国立公文書館所蔵画像。 位置:他の図面。測量士のコンパスの図面。
commons_translated
magnetic compass circinus