10 



Bets EkiYiroiuiantal fiiglnaers, Ino. 



One Plymouth Meeting Mall, Plymouth Meeting, Penn. 19'»62 



215-825-3800 



P. A. Sander*, Ph.D., P.B. Preeldent 



Formed I 1890 Corporation 3 Llf* Scientists 



B.B.E. apoclalleee In enrlronaental oonsultlng and engineering design 

 serrlcee for Industries and Bvinlolpalltlee 



N. M. Blkalee ft Co. 



8 Trafalgar Drive, Llxlngaton, N. J. 07039 



201-992-0030 



Dr. Horbwrt M. Blkales 



Formed I I965 Other Business 1 Life Scientists 



Synthesis and applications of polymers for water pollution control, 

 especially polyacryccunides; applied polymer chemistry. 



Synthesis of Floculants and Polyelectrolytes 



Development of filters for aerosols 



Development of Collector for Oil Spills 



Biological Research Associates, Inc. 



3't35 Kenwood Dr., Fort Collins, Colorado 8O52I 



(303) W2-1798 



Or. Philip N. Lehaer, President 



Formed I 1972 Corporation 2 Life Scientists 



Zoology (vertebrate and Invertebrate) 1 primarily mammals, game species, 

 inseets Beelogioal inventory and physiology 



