Engraving 1867 1868 1869 Collection

Bernouilli

The Marquis de Jouffroy studies Challiots fire pump

The Marquis de Jouffroy

Model of the hot air machine

Ericssons hot air machine

Horizontal cylinder machine

Cross section of condensing machine or Watts low pressure machine

Cylinder and slide of a machine without condenser

Oscillating Machine

Machine without condenser or low pressure machine

Transformation of vertical movement of the piston rod of a machine without a condenser, in a circular motion, using an articulated connecting rod Transformation of the vertical movement of a piston

Condensing machine or Watts low pressure machine

Open air gauge

Float and alarm whistle

Bourdon steel gauge

steam engine without condenser, with a vertical cylinder

Hearth, boilers and water level of the furnace of a steam engine

Safety valve

Boiler placed on the fire

Cross section of the hearth

boilers furnace

Cornwalls Machine

Leupolds machine

Oliver Evans makes a Christmas firecracker

Workshops to build Boulton and Watt steam engines at Soho, near Birmingham

Steam machine

Henri Victor Regnault

A hot-air cylinder machine with horizontal engines

James Watt muses about perfecting the Newcomen steam engine

A single acting cylinder of a steam engine

Joseph Black conducts the experiment of caloric latent before students of the University of Glasgow

Watts centrifugal regulator

Crank for the transformation of motion of the Piston

James Watt in his small workshop in Glasgow

Humphry Potter or the lazy genius

Joseph Black

Newcomen steam engine, used in London in the eighteenth century, for the pumping up of water

Captain Savery in the tavern

The old age and misery of Denis Papin I am now obliged, wrote Papin, to put my machines in the corner of my poor chimney

Cross section of the Newcomen steam engine

Gottfried Wilhelm Leibnitz

The boatmen of the Weser chop Papins steamboat in pieces

Cross section of the steam engine of Savery

Papin conducts an experiment with his powder machine in front of the professors of the University of Marburg

Arrival of Denis Papin in Venice

Denis Papins second steam engine

Denis Papin

Robert Boyle

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"Exploring the Evolution of Engraving: A Glimpse into Technological Advancements in 1867-1869" Step back in time as we delve into the world of engraving during the years 1867 to 1869. This captivating period witnessed remarkable advancements and innovations that shaped the art of engraving as we know it today. One significant highlight was the influence of Bernouilli's principles on various machines. The Marquis de Jouffroy, a brilliant mind, dedicated his studies to Challiots fire pump, revolutionizing its efficiency through these principles. Another breakthrough came with Ericssons hot air machine, which introduced a new era for engravers. Its model showcased intricate details and precision never seen before. The horizontal cylinder machine emerged during this period, offering artists a fresh perspective on their craft. Its cross section displayed the inner workings of condensing machines or Watts low-pressure machines - an essential tool for many engravers at that time. Innovators also experimented with machines without condensers or low-pressure systems, leading to fascinating results. One such creation was an oscillating machine that mesmerized enthusiasts with its unique movement patterns. Witnessing the transformation of vertical movements within piston rods opened up endless possibilities for artists working without condensers. Their ingenuity allowed them to explore uncharted territories in their engravings. Finally, no exploration would be complete without acknowledging the significance of condensing machines or Watts low-pressure machines. These inventions played a pivotal role in shaping engravings during this era by providing enhanced control and precision. As we reflect upon these remarkable advancements from 1867 to 1869, it becomes evident how they laid down foundations for future generations of engravers. The passion and dedication exhibited by individuals like The Marquis de Jouffroy propelled this art form forward while pushing boundaries beyond imagination.