Rex

A stray dog named Rex leads Preston to a wounded prospector, setting off a race to protect the man's gold strike from claim jumpers.

This Challenge of the Yukon broadcast aired on April 18, 1946. It is listed as episode 427 in the archive. Michigan Radio Network carried the broadcast. The cast includes Jay Michael. Other credited names include Mildred Merrill as writer and Hugh Holder as announcer.

The surviving recording runs about 15 minutes.

Northern adventure centered on Royal Canadian Mounted Police Sergeant William Preston and his dog Yukon King.

Listeners can expect adventure, western, and childrens, episodic drama in format, and suspenseful in tone.