Waterman Pen Co. Ltd.
Shaw's Corner, Hertfordshire
Parker Pen Co.
Tyntesfield, North Somerset
The Parker Pen Co Ltd
Llanerchaeron, Ceredigion
Impartial pen
Felbrigg, Norfolk
British Pens Ltd
Petworth House and Park, West Sussex
William Henry Ireland (1777-1835)
Chartwell, Kent
Owletts, Kent
George Augustus Nokes, (G. A. Sekon) (1867-1948
Sissinghurst Castle Garden, Kent
Chastleton House, Oxfordshire
Sheaffer Pen Co.
Nuffield Place, Oxfordshire
Secretary Pen Co.
Sheringham, Norfolk
Lanhydrock, Cornwall
P.E.N. Club. Belfast Centre
The Argory, County Armagh
Nostell Priory, West Yorkshire
after Giulio Romano (Rome c.1499 - Mantua 1546)
Saltram, Devon
Arts Council of Great Britain
575 Wandsworth Road, London
Killerton, Devon
after Georg Pencz (Wrocław c.1500 – Leipzig 1550)
Lindisfarne Castle, Northumberland
PEN (Poets, Essayists, Novelists) (Organization)
59 Rodney Street, Merseyside
Parker Pen Co., Ltd.
Royal Military Canal, Kent
Osterley Park and House, London
Parker Pen Co Ltd
Snowshill Manor and Garden, Gloucestershire
Miles Martin Pen Co Ltd
Hermon Ould (1886-1951)
Geo. W. Hughes
Sudbury Hall Museum of Childhood, Derbyshire
Anglesey Abbey, Cambridgeshire