Page two 
December 23, 1977 
So it is clear that what he meant, in his elliptical statement, was that 
investigators should handle known dangerous organisms with caution, but 
this is what they have always been trusted to do; recombinant DNA injec 
no new significant element in the situation. 
If I may be of any further help to you please do not hesitate to call 
on me. 
[Enclosure was The Recombinant DNA Scenarios ; Andromeda Strain, Chimera, 
and Golem , Bernard D. Davis. Am. Sci. , 65:547-555, Sept. -Oct. 19777 ] 
Sincerely 
Bernard D. Davis 
BDD:hrg 
[Appendix A — 147] 
