1950 Brunswick Unit Control Tel-E-Foul Model D-F Installation and Service Manual
Original 1950 Brunswick-Balke-Collender Unit Control Tel-E-Foul Model D-F installation and service manual. Dated June 1950. Covers installation and service procedures for the Model D-F foul detection system. Pages are yellowed with age. Back cover has staining. Punch holes along the left edge. Content is intact and legible throughout. Rare documentation for vintage Brunswick bowling equipment.
