Kammala wannan jumlar: A 1878 ya yi aiki a matsayin mai tsara sashin Indiya da wakilin kasuwanci ga gwamnatin Indiya a baje kolin Paris. A cikin 1880 Clarke ya shirya tarin Indiyawan a Kensington ta Kudu, wanda ya haifar da ɗaukar matsayin kwamishina na musamman a Indiya sannan ya zama mai kula da Gidan Tarihi na Indiya a Kensington ta Kudu a 1883. Abubuwan da ya samu sun hada da Hamzanama folios, farkon Mughal zane-zane na almara na Hamza ta arewacin Indiya da kuma Iran artists. Ya kuma sayi sana'o'in zamani, aikin katako da zane-zane. A shekara ta 1892 an nada Clarke mai kula da tarin kayan zane-zane, a shekara ta 1893 ya zama Mataimakin Darakta kafin ya zama Darakta a 1896. A lokacin da yake a matsayin Daraktan ya kuma cika mukaman Royal Commissioner a 1900 Paris Nunin da a
St Louis a shekara ta 1904. Ya yi murabus daga Gidan Tarihi na Kensington ta Kudu (wanda aka sake masa suna a 1899 a matsayin Gidan Tarihi na Victoria da Albert) a 1905.