Radiation Ltd. Regulo New World Gas Cooker Instructional Chart Card. Radiation Ltd, 1940.

A vintage double-sided instructional reference card for the Regulo New World Gas Cooker, published by Radiation Ltd. This yellow cardstock document was intended for kitchen reference and includes a pre-punched hole with an original frayed hanging cord at the top left. The front face features the Regulo Automatic Oven Heat Controller chart, which lists specific Regulo settings and cooking durations for various food groups such as meats, cakes, and pastries. The reverse side contains supplementary culinary information labelled Notes A through H, providing technical advice for items like joint roasting, poultry, fruit cakes, and bread baking. The Radiation company logo is located at the bottom right of the reverse side. A small alphanumeric code in the lower right corner of the reverse reads RA/1000 (4/40), suggesting a publication date of April 1940.