The following pages link to (Q4366377):
Displaying 4 items.
- From Skagen to Lauenburg geodetic projects of the Altona observatory 1821--1850 (Q692114) (← links)
- Heinrich Christian Schumacher -- mediator between Denmark and Germany (Q2762095) (← links)
- On the ``large Gaussian triangle'' Hohehagen-Brocken-Inselberg (Q2875251) (← links)
- Theodolites at 20 000 feet: justifying precision measurement during the trigonometrical survey of Kashmir, 1855–1865 (Q5060558) (← links)