Colour trade card advertisement depicting a shoreline with two people in a canoe with caption "St.Clair Flats". The back of the card has a background consist of an illustration of the lamp in red. TEXT overtop states: "The WANZER LAMP// 50 candle power. No chimney, no smoke, no odor. Positively non-explosive… //R.M. WANZER & CO., Manufacturers, Hamilton, Ont. Branch office - 84 King St. West, Toronto."