Amateur film. The town of Ymir and the nearby Yankee Girl gold mine. Mining concentrator building (with aerial tramway) beside the Salmo River. Mine site, high on mountainside; buildings; small electric train of ore cars; dumping tailings on hillside; dumping ore into aerial tramway; tramway buckets descending very steep hillside to concentrator, and emptying into hopper there. B&W: interior shots (some dark): ore on conveyor belt; refining processes [cyanidation and flotation]; etc. COLOUR: bridge across river for ore cars. B&W: interior of assay office; staff with instruments, performing tests, etc. COLOUR: May Day celebrations: baseball game; rock-drilling contest; presentation of prizes; May Queen pageant and crowning; children maypole dancing. Scenery: gravel road, creek, waterfalls. Nelson: general views, streets, buildings, Kootenay Lake. Family group on lawn; members posing for camera. Lake scenes: boat pushing barge; water-skiing (skier passes the sternwheeler "Moyie" at dock); speedboat. Kettle Falls on the Columbia River.