The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
S. 4241. Hatfield House. Long Gallery. Kingsway Real Photo Series. WHS
Hatfield House. Long Gallery. Home of the Marquess of Salisbury. Interprint
The Long Gallery. Hatfield House. Home of the Marquess of Salisbury. ABC Historic Publications. Dunstable. Bedfordshire
Hatfield House. Long Gallery. Interprint
The Long Gallery. Hatfield House. Greetings. Photo Precision. Genuine Photograph
Hatfield House. The Long Gallery. ABC Historic. Dunstable. Bedfordshire
Hatfield House. The Long Gallery. Built at the beginning of the 17th century
Somerset. Montacute House. near Yeovil. The Long Gallery. with Paintings Loaned by the National Portrait Gallery. National Trust. Larkfield Printing Company Limited. Fay Godwin