The BCA Cave Surveying Group have just announced an Intermediate Therion training course. The scope of this training course is to improve the skills of people who ideally as a minimum have attended a CSG Paperless Surveying training course or are currently using Therion for their mapping projects. The course is not aimed at people…
Training: Cave Surveying Group Therion Training Course
![Training: Cave Surveying Group Therion Training Course Training: Cave Surveying Group Therion Training Course](https://darknessbelow.co.uk/wp-content/uploads/2018/08/CSG-840x311.jpg)