Computation of geographic positions of location monuments connected by traverse to triangulation stations

Manylion Llyfryddiaeth
Prif Awdur:	Dela Cruz, Hugo
Fformat:	Traethawd Ymchwil
Iaith:	English
Cyhoeddwyd:	1946.
Pynciau:	Triangulation. Geographical positions. Traverses (Surveying).