1. IOR/R/9/12/22 Reference (shelfmark): IOR/R/9/12/22 Title: Estate papers of the late Charles Marinus de Groot, Junior Merchant and Political Secretary, who died on 1 Apr 1810 Collection Area: India Office Records and Private Papers Languages: Dutch Date Range: 25 Apr 1807-3 Nov 1815 Extent: 1 file