Life of Richard Trevithick, with an Account of His Inventions. Volume 2 (of 2)

Having up to 1816 traced the progress of the steam-engine in Cornwall through a century, during the latter half of which Trevithick, sen., and his son were among its most promin...

"Sir,--On my return from London five weeks since I was disappointed at not finding you in Cornwall. I have made inquiry into the duty performed by the best engines, and the circ...

"Sir,--I have to apologize for my neglect in not calling on you, but ill-health prevented it. I left home on the 11th February, arrived in town on the 14th, and remained there u...

When in the autumn of 1810 Trevithick returned to Cornwall, the experience of ten busy years had established the practicability and usefulness of the high-pressure engine. The p...

"2nd. There are intended as a fund for the undertaking 40,000 dollars, to be divided into four shares in the following manner:--Two shares to Don Pedro Abadia, one to Don José A...

"About 1804 Captain Trevithick put up in Dolcoath Mine a stone-crushing mill, having large cast-iron rollers, for breaking into small pieces the large stones of ore; it was spok...

The late Mrs. Trevithick said "that during the difficulties in London in 1808 and 1810, when Trevithick was overwhelming himself with new experiments and the cost of patents, an...

"Richard Trevithick, of the parish of Saint Erth, in the county of Cornwall, civil engineer, maketh oath and saith that he hath invented new methods for centering ordnance on pi...

"In the month of June, 1822, I disembarked in the port of Punta de Arenas, in the Gulf of Nicoya, the only one corresponding to that province at present in use on the Pacific si...

"Yours of the 7th inst. I should have answered by return, as requested; but an unexpected circumstance prevented my being at Swansea as early as proposed, which, as it happens,...

"Sir,--I am requested by Mr. Uville to write to you, to push the boilers as fast as possible. A ship will sail for the South Sea fishery in about five weeks, and will engage to...

In the early part of October, 1827, the writer, then a boy at Bodmin school, was asked by the master if any particular news had come from home. Scarcely had the curiosity of the...

were open to the fire-box at one end and to the chimney at the other. The fire-box, or furnace, 2 feet wide and 3 feet high, was attached immediately behind the boiler, and was...

Early steam-engines--Semicircular boiler, 1775, net power 7 lbs. on the inch--Watt's statement in 1777--Engines in Dolcoath--Watt's engine, 1778--Watt's engine at Herland, 1798-...

Ill health, 1830--Hot-house boiler--Heating rooms--Discharging coal-ships by steam--Hot-water stoves for France--Patent for heating apparatus, 1831--Marine portable engines--Boa...

Binner Downs engine, 1828--Fires around cylinder and steam-pipes--Saving of coal--Surface condensation at sea--Superheating tubes--Used steam returned to the boiler, 1828--Holla...

Gerard at Punta de Arenas, in the Pacific, in 1822--Nicolas Castro worked a gold mine, 1821--Alverado's ore-grinding machine, 1822--Climate of Costa Rica--Mines in the Cordiller...

Return to Cornwall, 1810--Wheal Prosper pole vacuum engine, 1811--Cylindrical boilers, 1811--Steam pressure, 100 lbs.--Duty of engine, 40 millions--Expansive working, 1811--Herl...

Agreement for working the Peruvian mines, 1812--Uville and Watt, 1811--Uville and Trevithick, 1813--Uville's opinion of Trevithick--Estimated value of the mines--Machinery reach...

Stone-crushing mill, 1804--Portable puffer, 1805--Staffordshire potteries--Engine for South America--Diversity of steam appliance--Numerous high-pressure engines--West India Doc...

Sir Christopher Hawkins's thrashing machine, 1812--Report of three wise men--Cost of horse and steam power--Wheal Liberty engine--Sir John Sinclair and the Board of Agriculture-...

Engines for Lima, 1813--Uville's application to Watt--High-pressure model--Cerro de Pasco mines--Uville's return in search of Trevithick--Engines ordered--Pump-work--Modern pump...

Trevithick's description of gun-carriage and iron ship--Select committee--Glasgow iron-ship builders--Trevithick's comparison of gunpowder and steam--Cranes worked by air or wat...

Bodmin School, 1827--Cube root--Trevithick's reception--Saving in Cornish mines--Model gun--Gerard's return, 1827--His meeting Robert Stephenson--His remarks on Costa Rica--Mont...