Lot
537 
Switzerland, 1916, Helvetia with Sword, 80c slate & buff, chalky paper, tied by "Eglisau, 3.VIII.42" postmark on registered express cover to Herr Guisan, General of the Swiss Army, backstamped "Feldpost, Poste de Campagne, 3.VIII.42" double circle, Very Fine. Zumstein No. 141y SFr 1,800 ($1,820). Scott No. 143 var. Estimate $500 - 750.
Realized: $350