Document 9JENKZ7ZND30XbNjOy0XeD9Kp

ELECTRI C C0 M PANY N E I A PARK CLEVELAN D 12 . OH I O LAMP DI VI SI ON LAMP DEVELOPM ENT DEPARTMENT . . . T ELEP H O N E G L E N V I U t 1-6 60 0 Dec em b er 5 i9 6 0 Th e Ke t t e r i n g La b o r a t o r y Un i v e r s i t y o r Ci n c i n n a t i Ed en Av en u e Ci n c i n n a t i 19 , Oh i o At t e n t i o n : Mr . Br u eg m a n , Bu s i n e s s Ad m i n i s t r a t o r Ge n t l e m e n : We a r e m o st a n x i o u s t h a t t h e b i l l i n g f o r t e s t s b e i n g c o n o u c t eo f < us BY Dr . Al v i n Da v i s b e s u b m i t t e d so me t i m e t h i s m o n t h . Wo u l o YOU PLEASE LET ME KNOW WHAT THE STATUS OF THESE TESTS IS AND HOW SOON WE MAY EXPECT TO RECIEVE OUR BILLI N G, Ver y t r u l y y o u r s , KE 0003944