An inflated ox-skin Balsa of earliest times.THESPERRY GYROSCOPECOMPANYManufacturers ofGYRO-COMPASSESGYROSHIPSTABILIZERSGUN-FIRECONTROLAPPARATUSNAVIGATIONALINSTRUMENTSNAVALANDCOMMERCIALSEARCHLIGHTS
An inflated ox-skin Balsa of earliest times.
THESPERRY GYROSCOPECOMPANY
Manufacturers of
GYRO-COMPASSESGYROSHIPSTABILIZERSGUN-FIRECONTROLAPPARATUSNAVIGATIONALINSTRUMENTS
GYRO-COMPASSESGYROSHIPSTABILIZERS
GYRO-COMPASSES
GYROSHIPSTABILIZERS
GUN-FIRECONTROLAPPARATUSNAVIGATIONALINSTRUMENTS
GUN-FIRECONTROLAPPARATUS
NAVIGATIONALINSTRUMENTS
NAVALANDCOMMERCIALSEARCHLIGHTS