Young People’s Page

By Sheldon Jones
Published on May 1, 1972
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Joey at the throttle. Courtesy of William E. Hall, 15700 Santini Road, Burtonsville, Maryland 20730.
Joey at the throttle. Courtesy of William E. Hall, 15700 Santini Road, Burtonsville, Maryland 20730.
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Joey shovels on a little more coal. Courtesy of William E. Hall, 15700 Santini Road, Burtonsville, Maryland 20730.
Joey shovels on a little more coal. Courtesy of William E. Hall, 15700 Santini Road, Burtonsville, Maryland 20730.
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Joey tightens a grease cup.
Joey tightens a grease cup.
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Joey is getting ready to put her away for the winter. Courtesy of William E. Hall, 15700 Santini Road, Burtonsville, Maryland 20730.
Joey is getting ready to put her away for the winter. Courtesy of William E. Hall, 15700 Santini Road, Burtonsville, Maryland 20730.

Torque Power Live Steam Models Hyatts town, Box 144-D R. F. D.,
Ijamsville, Maryland 21 754.

Hi There Young Engineers!

At the present time, we who live in mid-Maryland are enjoying a
bit of Spring-like weather. For the past three days the temperature
has been in the lower seventies and this is on the first of March.
It’s hard to believe that just two weeks ago we had our first
major show storm of this winter which brought transportation just
about to a standstill. Since the first part of winter I had been
eagerly awaiting the snow fall so that I could try out my new four
wheel drive pick-up truck and snow plow, and my truck and plow
really got a work out.

I thought it would be interesting to share with you some
information which I found in some old encyclopedias about James
Watt and the Steam Engine. James Watt was born 1730, died 1819 a
native of Scotland. As a young man he was educated in the trade of
making mathematical instruments. After working some time in London
instrument shops, he returned to Glasgow, Scotland to open his own
shop and later was appointed instrument maker for the University of
Glasgow.

Although Watt is primarily known as the inventor of the steam
engine, he had interests in other problems of his time. Watt worked
on the development of a fuel-saving furnace, a letter copying press
and researched the chemical composition of water. He also worked at
one time as a surveyor, making studies for canal, river and port
improvements. Even though Watt’s steam engine is now considered
a thing of the past, his name is still a household word. Pick up a
light bulb and you will see that it is rated in watt, this
electrical unit being named in his honor. Watt determined that a
dray horse could work for a good length of time at the rate of 550
ft. lbs. per second which equals 33,000 ft. lbs. per minute. This
being equal to one horsepower which is still the means of measuring
power that we use today.

The idea of using steam as force is found as early as 130 BC. A
manuscript in or about that year by a Greek scholar named Hero,
which describes certain steam toys believed to be a combination
boiler and turbine. The boiler being suspended over a fire in such
a fashion that it can rotate on its own axis, on the outside of the
boiler were jets set at right angles. When sufficient pressure was
built up the jets of steam caused the entire unit to revolve. This
is probably the first use of the action reaction principle.
Hero’s turbine also exhibited the first use of the expansive
force of steam, and this was 1866 years before Watt was born. Oddly
enough, James Watt never did discover the expansive force of steam
as his engines were condensing engines. In the sixteen hundreds
steam was used to improve the draft of chimneys. Also, a
steam-powered device was used to turn a spit on which meat was
being roasted.

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