For a full roster of the 4th Brigade of Georgia Volunteers, enrolled at Camp McDonald June 11th,1861-August 1861.

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Camp McDonald, the School of instruction of the Fourth Brigade...
(Boston Athenaeum) download full catalogue printed in 1861 Atlanta

also look for Camp McDonald; a School of Instruction for the 4th Brigade...
(Lithographed map of Camp McDonald) Library of Congress

The "catalogue" contains some organization data on the camp, full regimental company rosters. It mentions that the proceeds from the sale of the catalogue and lithograph; will benefit the outfitting of a new company . note* most names of soldiers are abbreviated
taken from company rolls.

Best Regards,
JOHN