April 10, 1940.

Mite Fe Se Dobel, President,
Valley Brokerage Canpany,
1422 Ste Louis . :

Kansas City, Missourie
Dear lire Dobels

Yes, wo fed our boys on yeast, glycine,
dexin and betuline We fed than exmetly the seme
ingredients that Knox Geletine has in ite

Thank you for your kindly advices

 ‘Simeerely yours,

Director of Physical Edueantion and Recreation,
FCAsAL! Varsity Basketball Ccachte