Submitted by admin on Tue, 08/16/2016 - 22:04 This section is for slides and movies that have been presented at convention or other places. Barometric Elevations for Cave Surveys DIY LIDAR for Caves Estimating Cave Radio Horizontal Location Accuracy Long Wave Infrared Imaging Navigation and Communications Under and Through the Ice in Antarctica Non-linear Effects in High Power LEDs Paperless Surveying Update Barometric Elevations for Cave Surveys ›