1. IOR/L/E/6/23, File 237 Reference (shelfmark): IOR/L/E/6/23, File 237 Title: File R 237/1881 - Further memorandum by Professor Church regarding his method for using a chemical substitute for animal rennet in cheese making Collection Area: India Office Records and Private Papers Languages: English Date Range: Mar 1881-Apr 1881 Extent: 1 file