There really was a museum called ' Wormiani ', HA! This hardtack tack story, out of Col. McLean's Erie, NY regiment could easily be found there. NYPL.
So the notoriously bad Army rations could be made worse by, of course, speculators. You just cannot focus enough attention on how much money can be made, holding a war. Men in the ranks suffered - as usual, made the best of it. Great snip!