\input zb-basic
\input zb-matheduc
\iteman{ZMATH 1994c.00877}
\itemau{Lamb, John F. Jr.}
\itemti{Two Egyptian Construction Tools.}
\itemso{Math. Teach. (Reston) 86, No. 2, 166-67 (1993).}
\itemab
Describes the geometric concepts involved in two construction tools used in ancient Egypt. A level is used to make a construction horizontal, and the plumb level is used to make a construction vertical. (ERIC)
\itemrv{~}
\itemcc{A30}
\itemut{}
\itemli{}
\end