![Isaac Dalby (1744–1824), Aged 72, Professor of Mathematics at the Royal Military College](https://d3d00swyhr67nd.cloudfront.net/w800h800/collection/BBO/DA/BBO_DA_20552-001.jpg)
Isaac Dalby (1744–1824), Aged 72, Professor of Mathematics at the Royal Military College 1816
John James Halls (1776–1853)
Defence Academy of the United Kingdom
1776–1853
British, English
Isaac Dalby (1744–1824), Aged 72, Professor of Mathematics at the Royal Military College 1816
John James Halls (1776–1853)
Defence Academy of the United Kingdom