Document aJLe2NeeQndwJK9dNyw13BMD9

i 7. X* Staapf J* P. Terhalea Critical Analysis of Letter dated February 7th Trca California Division of Industrial Safety u ~7(p si' February 27, 1967 I* ELease reviesr carefully, the letter sent to the -Association and, by jaeaorandaa explain the difference between the "standard light field technique" end "dark field microscopes idth phase contrast"* Do you reeaaaead a reply and, if so, vhat are your suggestions? JP7/deo ccs J* ?. O'Rourke \ PLAINTIFF'S 1 EXHIBIT I I USM-256 | %.* '' **'! '3 A...