The Mainland Guardian was published from 28 August 1869 -21 August 1899 by J.K. Suter.
Box 1 contains Mainland Guardian account, cash, job, and advertising books, 1869-1899 (vols. 1-7).
Box 2 contains; a subscription book, 1883-1886 (vol. 8); diary of Richard Gray Dingle, 1909 and 1941-1945 (vol. 9); Robert Gray Dingle's journal of a voyage on the Empress of Japan, 1922 and log book kept by Chas. Liscum on a voyage by the Empress of Japan, 1917-1918 (vol. 10); a scrapbook with poetry, photographs and drawings (vol. 11); and an indenture dated 21 Jyuly 1871 leasing the New Westminster Land Registry building to Suter (formerly C/C/30.7I/Su8).
Maps, charts and plans were transferred to the map collection (CM/A419, CM/A588, CM/A590, CM/A606, CM/A660-CM/A663, CM/A666, CM/A668, CM/A670, CM/A906, CM/A907, CM/B379, CM/B384, CM/B751, CM/B1525, CM/B1526, CM/C990).
Presented by Miss A. D. (Peggy) Dingle and her brother Rev. E.R. (Bill) Dingle, 1974 (with the exception of the indenture).