INSTITUTION OF CIVIL ENGINEERS, 25, GREAT GEORGE STREET, WESTMINSTER. Established 1818; incorporated by royal charter June 3rd 1828. The Institution consists of Members resident in London paying 4 guineas annually, and Members not resident 3 guineas annually; of Associates resident in London paying 3 guineas annually, and Associates not resident 2½ guineas annually, and Graduates not resident 2 guineas; and of Honorary Members. The ordinary General Meetings are held every Tuesday at 8 p.m., from the second Tuesday in January to the end of June. The first president was Thomas Telford (1820-34); the second James Walker (1835-45); the third, Sir John Rennie; and the present one Joshua Field, Esq. Observe.- Portrait of Thomas Telford, engineer of the Menai Bridge, and President of the Institution for fourteen years.

Peter Cunningham, Hand-Book of London, 1850

INSTITUTE OF CIVIL ENGINEERS, 25 Great George Street,  Westminster, was established in 1818, and incorporated in 1828, for the general advancement of mechanical science, and more particularly for promoting the requisition of that species of knowledge which constitutes the profession of a civil engineer. The session of the Institution commences annually on the second Tuesday in November, and continues till the end of May. The ordinary general meetings are held every Tuesday during the session at 8 o'clock p.m. Subscription, resident members, 41. 4s.; non-resident, 3l. 3s.

Cruchley's London in 1865 : A Handbook for Strangers, 1865