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Dr. Eurris Iobell
U. S. Public Eeaith Service Eospital
Lexington,Kentueky

Dear Dr. Isbell:

This is to imora ycu that uy forner Distriet nuber has been changed

to'(b) (3). Please.do not try to resch me at the ola mumbar.

No collect calls will be sccepted at this number.

Sincerely,

August 20, 1954