TATUM LABORATORY EQUIPMENT INVENTORY - JANUARY 1957 Centrifuges 1 Sorvall - SSla 1 Lourdes - .AA 1 International size 1 1 International size 2 1 International clinical - desk centrifuge 1 Clay Adams small desk centrifuge 1 Clay Adams large desk centrifuge Colorimeters 1 Klett Summerson 1 Bauch and Lomb Spectraic 20 1 Evelyn 1 Fisher Nyshelo-photometer 1 Beckman DU Spectrophotometer Warburgs 1 Aminco - Standard 1 Bronwill - circular Shakers 1 Eberbach reciprocating shaker 1 Homemade orbital shaker 1 Very large reciprocating shake - homemade Radioactivity counting equipment 1. Nucleonic monitor 2. Tracer lab. 64 scales + 1 gas flow windowless chamber. Miscellaneous 1 1 1 1 1 1 1 1 5 1 1 1 1 1 1 1 1 1 1 1 1 1 Towers automatic fraction collector (operates on 240~) Beckman H2 pH meter Reco Electric desalter Bronwill immersion heater and circulator Permutit water softener 8 cu ft. Hotpoint refrigerator Kelvinator deep freeze 2 , 12 cu. ft. Norge 12 cu. ft. upright freezer Incubators of various origin and size Hot air sterilizer Large American Sterilizer autoclave Medium 1( 11 11 Fisher glassware washing machine American Sterilizer - glassware washing) wet sterilizer (about 6 cu. ft.) (Used for Spinco Paper Electrophoresis All glass Lyophilizing apparatus (our own design) Micromanipulator - De Foubrune WV source - G. E. Germicidal lamp. X Ray machine - 40 KV at 20 ma - 45 r/set. Welch HiVac pump Cenco MegaVac pump (operates on 220V) Waring Blendor -2- Tatum Laboratory Equipment Inventory - January 1957 - continued Miscellaneous - continued 2 Welch Balances - Triple Beam 2 Welch Balances - Double Beam 1 Central Scientific Balance - triple beam 1 Christian Becker - Chainomatic 1 Roller Smith balance constant temperature rooms 5, 25, 30' C 4 Chromatocals And lots of assorted junk including powerstats, timers, hot plates, etc., and homemade equipment in various states of disrepair.