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'Scientific researches! - new discoveries in pneumaticks! - or - an experimental lecture on the powers of air' (includes Peter Denys; Lady Charlotte Denys (née Fermor); William Sotheby; Sir John Coxe Hippisley, 1st Bt; Thomas Young; Frederica Augusta...)
by James Gillray, published by Hannah Humphrey
hand-coloured etching, published 23 May 1802
All available prints may also be ordered in frames, or on stretched canvas, for delivery anywhere in the World.
Please note that not all of our portraits are available as digital prints. Print orders take an average of 3 working days for delivery in the UK and 7 working days overseas. Framed print orders might take a little longer.
Terms of Purchase
All prints offered for sale here are for display purposes only and not further copying or publication. If you wish to reproduce our images, you must obtain suitable materials and permission - available simply and exclusively from our Rights and Images Office.
The Print On Demand service is also available in-store at the National Portrait Gallery. Please call 0207 306 0055 ext 4224 for further information and assistance.
Every purchase supports the work of the National Portrait Gallery.