H.J. Hill was the president of the Industrial Exhibition Association of Toronto.

Albert James Hill was born on April 7, 1836, in Sydney, Nova Scotia.

He was a pioneer in the British Columbia railway building and an eminent civil engineer and land surveyor of Dominion-wide reputation in geological research. As an engineer with extensive railroading experience during the construction of the Canadian Pacific Railway, he established his land surveying practice in New Westminster, B.C. in 1890. He also served as a Provincial Land Surveyor and was one of the directors of Coquitlam Waterworks Co. Ltd. He was later active in municipal affairs.

In 1866, he married Agnes Lawrence (ca. 1841- ). He died on November 26, 1918, in New Westminster, British Columbia.

Archibald Vivian Hill CH CBE FRS; born 26 September 1886 in Bristol; died 3 June 1977 in Cambridge; an English physiologist; one of the founders of biophysics and operations research.

Julius Erasmus Hilgard was born on January 7, 1825, in Zweibrücken, Bayern, Germany.

He was a German-American engineer and geodesist. In 1835, he arrived with his family in America. He was then taught at home by his father Theodor Erasmus Hilgard (1790-1873), a judge, until 1843, when he moved to Philadelphia, Pennsylvania, to study civil engineering. His first work was in the preliminary surveys of the Bear Mountain Railroad. Due to his abilities, he soon got a position in the U.S. Coast Survey, where he served, with short interruptions, until his death. In 1845, Hilgard began surveying coastline in the lower Chesapeake Bay, and between 1846 and 1850 he divided his time between taking part in surveys of the Mississippi Sound and the Florida Keys and making computations in the office. Throughout the American Civil War, he served the Union army and navy by the construction of maps and charts and by surveys as well as by tidal and other information. In 1863, he played a prominent role in organizing the National Academy of Sciences to advise the U.S. government on matters related to science and technology and became one of its first fifty members. He was elected as a member of the American Philosophical Society in 1863. From 1864 to 1867, he served as the U.S. Coast and Geodetic Survey’s Acting Superintendent. In 1872, he joined the International Metric Commission at Paris and was made a member of the permanent committee. In 1875, he was president of the American Association for the Advancement of Science.

In 1848. he married Catherine S. Clements (1828-1894). He died on May 8, 1891, in Washington, D.C., USA.