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St George Lane Fox Pitt letters

Alexander Pelham Trotter material

Oliver Heaviside letter

Alexander Pelham Trotter Patent Material

Folder 9

Alexander Pelham Trotter to SPT

Arc Light I - Physics

Photograph of A P Trotter

Als A P Trotter to Silvanus P Thompson with envelope

History of electricity supply

Group photograph of S P Thompson, Sir William Ramsay and A P Trotter in evening dress. Taken by A A C Swinton in 1912

Trotter Alexander Pelham, seated portrait, holding paper. Mounted on board

Trotter Alexander Pelham, seated at a window, reading a book. Mounted on cream card

Trotter Alexander Pelham, standing at window, examining a book with magnifying glass. Mounted on cream card

Portrait of A P Trotter reading a book Copy of SC MSS 003/B/2/287