Harold Biondo

Sperry Gyroscope Company - Vigilante Light Antiaircraft Weapon System Brochure 1

Rock Island Arsenal - Report of Trip to SUEL, Salt Lake City, Utah on 1-3 February 1960

Frankford Arsenal Major Events & Problems RCS CHSIS-6 1 January 1955 - 30 June 1955

Sperry Utah Company - Comparative Study of Total Kill Probabilities Hispano Suiza 665 and Sperry Utah Forward Area Weapon System