The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
The British Museum. Sir Christopher Wren. Architect of St. Paul Cathedral
The British Museum. Christian votive plaque. Triangular silver and gilt plaque from the earliest known hoard of Christian plate. Trustees of the British Museum
The British Museum. Christ in Majesty. Henry Stone
Great Britons. Sir Christopher Wren. Edited by Sir Arthur Bryant. Trustees of National Gallery. Syndication International. Shell
Great Britons. Sir Christopher Wren. London in the 17th Century. W. Hollar. John R. Freeman. G. Kneller. The National Portrait Gallery. Sir Arthur Bryant. Text. Syndication International. Shell
Great Britons. Sir Christopher Wren. W. Hollar. John R. Freeman. G. Kneller. The National Portrait Gallery. Sir Arthur Bryant
Great Britons. Sir Christopher Wren. London in the 17 th Century. Shell. W. Hollar. John R. Freeman Ltd. G. Kneller. Sir Arthur Bryant. Superb Series of Twenty Great Britons
National Portrait Gallery. Sir Christopher Wren. B. Mathews. Sir Godfrey Kneller