Dr. Fred Pettersen
Comfort, Texas.
January 29, 1881
Surgeon General, U.S.A.
Washington, D.C.
Sir:
By to-day’s mail I have forwarded a piece muscle (biceps) taken from a girl aged 8, who died from trichinosis, the same is remarkably full with trichinae spiratis in the second stages.
Very respectfully
Your Obt. Servt.
Fred Pettersen
M.D.