Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 133,390 pages of information and 211,458 images on early companies, their products and the people who designed and built them.
of 24 Elder Street, Edinburgh, Scotland. London Office: 34 Ludgate Hill, EC4. (1922)
of Elder Street, Edinburgh. Telephone: 27281. Cables: "Reliable, Edinburgh". (1929)
Ditto address and telephone. Cables: "Reliable". London showroom: 1 Hatton Garden. (1947)
1857 William Ritchie became a Photographic Society of Scotland (PSS) member.
1858 He exhibited 7 photographs to the PSS Exhibition.
1865 He became an Edinburgh Photographic Society member in 1865.
1892 William Ritchie and Sons Ltd were Wholesale Stationers and Printers from 1892. At various dates from 1892 until 1958, W. Ritchie and Sons were also:
1907-1918 The company was also listed as Photographers.
1922 British Industries Fair Advert for Ritchies Patent Folders. The latest in Stationery. Also as Manufacturers of Notepapers, Writing Pads, Compendiums and Folders; Publishers and Printers of Christmas Cards and Calendars. (Stand No. K.92) 
1929 British Industries Fair Advert (unreadable as page for Samuel Jones and Co gummed papers has be stuck on top). Manufacturers of Stationery, Christmas Cards, Calendars. (Stationery Section - Stand Nos. R.35 and R.123) 
1947 British Industries Fair Advert as Manufacturers of Ritchie's of Edinburgh "Ritewel" Social Stationery including Gift Stationery. Printers and Publishers of "Beaux Arts" Series Greeting Cards, Calendars, Postcards, Party Invitations, Wedding Cards; Children's Playtime Books. (Stationery Section - Olympia, 1st Floor, Stand No. H.2151)