- [ca. 1882]-1929 (Creation)
Level of description
Extent and medium
Name of creator
Henry Grattan Tyrrell, born in 1867, graduated from the School of Practical Science, University of Toronto, in 1886. He worked on a survey crew in Quebec and Maine for a branch of the CPR between 1886-88. He later gained experience as a civil engineer for a variety of firms in the United States and constructed several notable bridges. In 1915, he set up the Tyrrell Engineering Company in Detroit, and later established offices in New York and Washington. He published a number of books and pamphlets on engineering, concentrating on the construction of bridges, mills and factories. He died in 1948.
Immediate source of acquisition or transfer
Part of the collection was given to the Library by Tyrrell's son, William Bryan Tyrrell, in 1966. Some family correspondence came with the J.B. Tyrrell Papers given to the Library in 1959. The bulk of the collection is the gift of H.G. Tyrrell's son, Henry Grattan Knox Tyrrell, from 1976-1980.
Content and structure area
Scope and content
The collection consists of notes and typescripts for Tyrrell's industrial engineering works and for his books on bridge design. It also includes family correspondence, personal diaries, scrapbooks and some family photographs. Papers of Tyrrell's youngest son, William Tyrrell, are also included.
Appraisal, destruction and scheduling
System of arrangement
Conditions of access and use area
Conditions governing access
Material may be requested in person at the Fisher Library Reference Desk, or in advance using our online stack retrieval request form: https://fisher.library.utoronto.ca/stack-retrieval-request
Conditions governing reproduction
Language of material