Notes on Robert Stephenson’s Meeting with Richard Trevithick in Carthagena

Letter from Robert Stephenson to Edward Watkins Regarding Richard Trevithick and John Gerrard

Letter from N.N. Burnard to Francis Trevithick Regarding Dispatches of Busts of Richard Trevithick

Letter from Francis Trevithick to W. Huxley Hook [?] of Atlantic and Great Western Railway

Papers relating to Francis Trevithick's biography of his father Richard Trevithick

Segment of a Plan of Bullen Garden Mine

Scale Drawing of an Early Locomotive

Plan Titled Fardier au Vapeur par Cugnot by Monsieur Trescar

Photograph of Early Residence of Richard Trevithick at Penponds

Photograph of Richard Trevithick's Birth Place in the Parish of Illogan

Printed Materials

Research Notes and Papers

Notes Relating to the People Working with Richard Trevithick’s Engines

Drawing of a 42lb Cannonade with Notes

Photograph of the Locomotive Santiago

Plans, Maps and Sketches

Memorandum by Mr. Richard Edmonds Regarding Iron Steam Boats

Photograph of Illustration of the Gilded Conical Cast Iron Monument

Notes of Captain Andrew Vivian’s Recollections of Richard Trevithick

Memorandum of a Meeting Between Mr. Williams and Richard Trevithick Regarding Patents

Envelope addressed to Francis Trevithick with Notes

Translation of a Report on Cerro de Pasco and Santa Rosa Mines

Notes on Richard Trevithick's Arrival in Callas

Statement by Commander William Alder Regarding Iron Water Tanks of H.M.S. Amphion

Extracts From a Ledger in the Tehidy Office

Copy Letter from Thomas R. Edmonds to Francis Trevithick Regarding Papers Relating to Richard Trevithick

Copy Letter from Edward Watkins to Thomas R. Edmonds Relating to Papers of Richard Trevithick

Tracing of Valve Gear from Minerals, Mines and Mining in Cornwall

Article from the Wargrave Magazine Titled The Steam Horse: a True Story

Copy Letter from Francis Trevithick to Edward Watkins Regarding Richard Trevithick’s Time in South America

Memorandum of Returns and Profits Made in Dolcuatte from 1849

Notes On Travelling Conditions in South America

Notes on the Development of Richard Trevithick’s Engines

Notes Regarding a Boiler and Design Specifications for Engines

Cuttings from Various Papers Relating to Inventions by Frederick Trevithick

Notes on John Gerrard’s Relationship with Richard Trevithick

Cutting from The Cornish Telegraph Titled A Glance at Dolcoath by Andrew Vivian

Letter from Samuel Bennetts to Francis Trevithick Regarding Use of Extracts

Notebook Belonging to Francis Trevithick

Letter from Samuel Bennetts to Francis Trevithick Regarding Alport Mines

Cutting of The Cornish Pumping Engine No. II From The Cornish Telegraph

Notebook belonging to Francis Trevithick

Transcript of an Account by John Gerrard of Prospects for Mining in Costa Rica

Notes Headed R. Trevithick Accompanying Plans and Specifications

Address Slip for John Braithwaite Esq. C.E.

Notebook Pages with Notes Relating to John Gerrard, Richard Trevithick and Costa Rica

Note of the Names of People Likely to Have Known Richard Trevithick

Cutting From The Cornish Telegraph Regarding Harvey and Co.’s Pumping Machinery in Cerro de Pasco

Copy of an Extract from a Burial Register of 1797

Address Slip for John Braithwaite Esq. C.E.