North Finding
Azimuth determination by gyroscope, 50 years later, has anything changed?
PDF) On zero position correction of hanging tape of gyro-theodolite
THE INTRODUCTION OF GYROTHEODOLITES INTO BRITISH COLLIERY SURVEYING PRACTICE WITH PARTICULAR REFERENCE TO THE WILD GAK-1 GYRO AT
Wild Heerbrugg ARK 2 Gyro Aiming Circle
North Finding
Underground Azimuth Determinations Using an Adapted Wild GAK1
Gyrotheodolite - Wikipedia
Wild Heerbrugg ARK 2 Gyro Aiming Circle
Use of gyrotheodolite in underground control network
Use of gyrotheodolite in underground control network
North Finding
Azimuth determinaEon by gyroscope, 50 years later, has anything changed?
AN INTRODUCTION TO THE WILD GAK 1 GYRO ATTACHMENT
Azimuth determination by gyroscope, 50 years later, has anything changed?
Wild Heerbrugg ARK 2 Gyro Aiming Circle
North Finding
Azimuth determinaEon by gyroscope, 50 years later, has anything changed?
The Modified Transit Method of Observation With the Wild GAK-1 Gyro Theodolite
The Gyroscope as a Tool for Azimuth Determinations
iN R. C. H. Smith, B.Sc. F.R.G.S. March, 1980
Precise determinations of azimuth using gyroscopic methods
1961 Wild Heerbrugg MIL-ABLE Gyro T2 - the homepage of Nicolàs de Hilster, PhD
1961 Wild Heerbrugg MIL-ABLE Gyro T2 - the homepage of Nicolàs de Hilster, PhD
Use of gyrotheodolite in underground control network
Wild Heerbrugg ARK 2 Gyro Aiming Circle
