[2] They were then disassembled and the pieces were loaded on flatcars for shipment by railroad to Waterways, Alberta, which was then the northern terminus of the North American railway grid, to be reassembled and launched on the Mackenzie River.

[4] In 1942 she was to be the last vessel to make the round trip down the Mackenzie River, and had to leave on August 17, in order arrive back on time.

The Edmonton Journal reported in 1953 that the Radium King was the first vessel to cross Great Slave Lake—arriving in Yellowknife on June 8.

[7] In 1959 noted English professor Hugh MacLennan described a trip he took down the Mackenzie on the Radium King for Maclean's magazine.

In 2005 Atomic Energy of Canada published a study of the toxic legacy of the mining of radioactive ore at Port Radium.