Branchline Index [2020-07-01, 6, Photograph, Historical, Roy. Graeme, , , , 14. Night operator's telegraph key., <table class="r-html-container"><tbody><tr><td><a href="https://www.bytownrailwaysociety.ca/phocadownload/branchline/2020/2020-07.pdf#page=6" target="_blank">Open PDF</a></td></tr></tbody></table>]