applied calculations Simons, R. H. creator Bean, A. R. text Oxford Architectural Press 2001 monographic ix, 518 p., [1] leaf of plates : ill. (some col.) ; 25 cm. R. H. Simons and A. R. Bean. 0 0 0 621_320000000000000_SIM Electric lighting Light sources Mathematical models Lighting Mathematics Mathematics Formulae 621.32 SIM 0750650516 http://www.loc.gov/catdir/toc/els031/2001270182.html http://www.loc.gov/catdir/description/els031/2001270182.html http://www.loc.gov/catdir/toc/els031/2001270182.html http://www.loc.gov/catdir/description/els031/2001270182.html