send signals
81Musical keyboard — This article is about keyboards on musical instruments. For instruments referred to as keyboards , see Keyboard instrument. Layout of a musical keyboard (three octaves shown) …
82Blood pressure — For information about high blood pressure, see Hypertension. Blood pressure Diagnostics A sphygmomanometer, a device used for measuring arterial pressure. MeSH …
83Vaporware — This article is about a computer industry term regarding product releases. For the company, see VaporWare (company). The U.S. Justice Department accused IBM of announcing its System/360 Model 91 computer (pictured) three years early intentionally …
84Christopher Reeve — For the knife maker, see Chris Reeve. For the similarly named actor who played Superman on TV in the 1950s, see George Reeves. Christopher Reeve Reeve after the opening night of The Marriage of Figaro at The Circle in the Square Theatre in NYC,… …
85World line — In physics, the world line of an object is the unique path of that object as it travels through 4 dimensional spacetime.The concept of world line is distinguished from the concept of orbit or trajectory (such as an orbit in space or a trajectory… …
86Ballot — A ballot is a device (originally a small ball see blackball) used to record choices made by voters. Each voter uses one ballot, and ballots are not shared. In the simplest elections, a ballot may be a simple scrap of paper on which each voter… …
87Operation Rolling Thunder — Part of the Vietnam War F 105 Thunderchiefs radar bombing at direction of a B 6 …
88Lead poisoning — Classification and external resources An X ray demonstrating the characteristic finding of lead poisoning, dense metaphyseal lines. ICD 10 T …
89Paresthesia — This article is about the physical condition. For other uses, see Pins and Needles (disambiguation). Paresthesia ICD 10 R20.2 ICD 9 782.0, 355.1 …
90Towson University — Established 1866[1] Type Public …
