plane-table compass
51rock — rock1 rockless, adj. rocklike, adj. /rok/, n. 1. a large mass of stone forming a hill, cliff, promontory, or the like. 2. Geol. a. mineral matter of variable composition, consolidated or unconsolidated, assembled in masses or considerable… …
52Rock — /rok/, n. a male given name. * * * I In geology, a naturally occurring and coherent aggregate of minerals. The three major classes of rock igneous, sedimentary, and metamorphic are based on the processes that formed them. These three classes are… …
53Multiview orthographic projection — Part of a series on …
54Map — For other uses, see Map (disambiguation). A map is a visual representation of an area a symbolic depiction highlighting relationships between elements of that space such as objects, regions, and themes. Many maps are static two dimensional,… …
55Pencil — This article is about the handwriting instrument. For other uses, see Pencil (disambiguation). HB graphite pencils A pencil is a …
56Edwards Air Force Base — Part of Air Force Materiel Command (AFMC) Located near: Edwards, California …
57Wrench — For other uses, see Wrench (disambiguation). A set of chrome vanadium metric wrenches, open at one end, box/ring at the other. This type is commonly known as a combination wrench. A wrench or spanner is a tool used to provide grip and mechanical… …
58Combination square — with standard head A Combination Square consisting of the rul …
59Lathe (metal) — Center lathe with DRO and chuck guard. Size is 460 mm swing x 1000 mm between centers A metal lathe or metalworking lathe is a large class of lathes designed for precisely machining relatively hard materials. They were originally designed to… …
60Turret lathe — Hartness 3x36 flat turret lathe with cross sliding head, equipped for bar work, 1910.[1] The turret lathe is a form of metalworking lathe that is used for repetitive production of duplicate parts, which by the nature of their cutting process are… …