The use of coloured light for motor car headlights ...

Bibliography included in "Notes" (p.26-[32])

New light on the early history of the greater Northwest. The manuscript journals of Alexander Henry ... and of David Thompson ... 1799-1814. Exploration and adventure among the Indians on the Red, Saskatchewan, Missouri and Columbia rivers.

v. 1. The Red river of the North.--v. 2. The Saskatchewan and Columbia rivers.--v. 3. Index and maps.

Light: a journal of psychical, occult, and mystical research.

Subtitle varies.