| AdminHistory | Bertillon, Alphonse (1853-1914) chief of criminal identification for the Paris police (from 1880) who developed an identification system known as anthropometry, or the Bertillon system, that came into wide use in France and other countries. (Source: Encyclopaedia Britannica) |
| CustodialHistory | Letter dated 15 June 1891 was returned to UCL Special Collections by UCL Museums & Collections in March 2013, where it had been on display. |