Adapted from a booklet published by the Engineering Department of the Nela School of Lighting, Cleveland, Ohio (1926). The publication was filled with images of Christmas light displays, showing 'the enchantment we can all paint on the canvass of a winter night, using light as our multi-colored pigment upon a background of evergreen.' Courtesy of Canadian Centre for Architecture. 170mm x 120mm (6 3/4" x 4 3/4"). Blank inside. Individually wrapped in a compostable bag with a 120gsm recycled kraft envelope. Printed with vegetable-based inks on a carbon neutral press using responsibly sourced, 300gsm Italian paper.