Letterhead. Municipal Technical Science and Art Schools, Central Institute- 69 & 70 George Street, Limerick, 19.., James Comerton Principal. Single sheet, black printed head, ruled; with address to right and City Arms (dome and cross) at left over Comerton's title and name .Ms memo, 10-1-1911 re motor and use of a gear. Head printed in black on top of single sheet. Watermark John McDonnell & Co. Ltd/ Swift Brook.