Name
- Huard, Louis, illustrator1
- Illingworth, S. E., illustrator1
- James Burn and Co Ltd, bookbinders, 1781-19711
- James Hogg and Sons, publishers1
- James Wrigley and Son, paper manufacturers, London and Bury1
- Janet, Gustave, illustrator1
- John Dickinson and Co, paper manufacturers, London1
- Johnson, Thomas Austin, advertising agent, of London1
- Johnston, James and George, warehousemen, of London1
- Jones, John Edward, Librarian, London Library1
- Joseph Gillott and Sons, pen manufacturers, Birmingham1
- Keene, Charles Samuel, illustrator and etcher, 1823-18911
- Kelly and Co, printers and publishers1
- Kiessling, cabinet-maker, of Paris1
- Langstaff, Ehrenberg and Pollak, forwarding agents, London1
- Law Union Fire and Life Insurance Co, London1
- Lawson, Cecil Gordon, brother of Francis Wilfred Lawson; illustrator1
- Lawson, Francis Wilfrid, artist1
- Leighton, John, FSA; illustrator1
- Leighton, Son, and Hodge, bookbinders, London1