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Eric Watson, Saddleworth, England, 1986

Overall stand height 30" x 25" wide, brass case 13"h x 24"w

Case made by woodworker
Stephen Casey, Santa Monica, CA in 1995. I
found his firm archived on the internet but it is no longer reachable.

Brass case, fabricated by
Fred Widman , Downers Grove, IL in 2024.


Replacement transport base
and carry case fabricated by Fred Widman, Downers grove, IL 2024.
Below are the five orreries that Eric Watson had built between the
years of 1976 though 1988
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Watson's first orrery was a tellurian, this
model shows the Earth/Moon system. Mr.
Watson had retired in 1976 and began to
explore the idea of creating astronomical
clocks and orreries. This was made c. 1978.
Watson developed early on the design for the
clockwork portion as well as the part of the
orrery that would drive the Earth/Moon
system, the epicyclic design had not yet
been incorporated. The tellurian was driven
directly from the clockwork without
remontoire. |
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This was Watson's first
full orrery, c. 1981, and this design was
the basic format used in all of his orreries
going forward. Here he incorporated a
remontoire , first designed by Henry
Jeanneret in 1943 having a one second period
and was designed for use in watches. This
allows the heavy rotating armature as well
as the over eighty wheels in the orrery
section to be driven by
the very large 2" x 2" x 0.2" spring in a
2.25 " diameter barrel. Also the outer
planets of Mars, Jupiter and Saturn are
attached to the three very large 600+
toothed rings. Since the orrery armature
upon which the Earth/Moon system is mounted
rotates counterclockwise once per 365 days,
there are three wheels mounted to the
armature on the opposite side that rotate
clockwise and mesh with the toothed rings
netting out the speed for the far slower
orbits of Mars, 1.88, Jupiter, 11.9 and
Saturn, 29.5 years.
Each model had some minor changes and
features but the wheelworks were the same.
This one was made on 'spec' in other words
he had not had a commission for this one. At
first he used full enamel dialing for the
time and calendar dials, but took them off
as he felt they obstructed the view of the
movement. This is a concept I
whole-heartedly agree. He built beautiful
machines. |

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His first full orrery,
see above, was featured in the July 1982
Issue of the Horological Journal
and was on television and exhibited in
several horological shows including, the
Prescott Museum, and the Northwest Arts an
offshoot of the Arts council where he was
awarded 500 BPS. He used that money to get
his first orrery gold-plated, a feature
which was on every succeeding orrery. Watson
recalls a visitor to one of the shows where
he said "I much appreciated the comment of
one Lancaster gentleman who, after studying
the orrery for some time, announced: Nobody
could have made that." I know just what he
meant.
Having established his reputation he was
able to obtain a commission before starting
his next project. It was Watson's intention
to build about five orreries in the decade
of the 1980's. While this appears ambitious
given the complexity of the machine, the
fact that he kept the the design consistent
made this possible. Remembering also, that
he had built this with a manual Myford 4"
lathe and mill.
This third orrery (counting the tellurian),
c. 1984 shows the time and calendar chapter
rings and the same basic design as the
machine built before. The fusee uses a metal
wire.
The base was similar in all the orreries he
produced from this one forward. A hexagonal
wood design with Ogee style sides and a
drawer in front for the custom winding key
and setting crank. He also provided a
beautiful brass glazed case with a a front
access door. The base and case then was
contained in a 'carry case' made of wood. By
the time this photo was taken in 2019 from a
retailer in California the brass case was
substituted for a glass case made from 1/2"
thick glass and set upon a hexagonal plastic
stand. The retailer indicated that the owner
was also from the area.
This idea for the substitution of the case
Watson provided would prove to be a real
headache for me when I purchased Watson's
fourth orrery in 2021. |


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This is Watson's fourth
orrery, 1986, I obtained from an auction
house in California in 2021. Along with the
orrery I also got all the paperwork
correspondence between Watson and the Mr.
Herbert A. Gold, the person who commissioned
it. This was very helpful in efforts to
restore the machine. As found, the orrery
could not work reliably, there were many
tight spots, misaligned wheels and the
grease Watson used in the spring barrel
liquefied, and as the spring barrel is
mounted vertically, seeped between the arbor
and the barrel hole to form a massive
congealed blob on the lower clock plate, see
sections on restoration. The paperwork
contains many photos of the machine as
Watson was building it and these were very
helpful. It turns out that Mr. Gold about a
year after he received the orrery wrote
complain about the grease leaking from the
barrel. There was not much that could be
done at point. Watson conceded that another
clock he was building that was showing a
similar problem.
When delivered to Mr. Gold, Watson had
provided a beautiful wood base and fitted
brass glazed case. He kept this arrangement
because he indicates that he was purchasing
a Plexiglas floor stand very similar to the
one seen for Watson's prior orrery, original
invoice in the paperwork. It seems very
coincidental that the owners of the third
and fourth orrery came from California they
may have known each other, hence the
duplicate base idea.
In January of 1994 Gold sold the orrery to Bill Taylor, also in California.
Sometime after, Taylor had the Plexiglas
base replaced with the wood stand seen
opposite. It is beautiful, and signed by the
maker,
Stephen Casey, 1995.
Unfortunately Taylor substituted the brass
glazed case for one made from glued sections
of 1/2" glass like the one above. Perhaps
this was his idea of a more 'modern style'.
Unfortunately, at 30" across, and 12" tall,
this resulted in the glass weighing in at
nearly 50 pounds and made removal of it for
servicing or adjustments very difficult. The
knob that was glued to the removable plate
glass door fell off making me unsure of the
integrity of the glue holding the rest of
the case together; at this point, in 2024,
the glue was 38 years old. Should one pick
up the case and it collapse, the glass would
damage the orrery. Furthermore the glass
plus the orrery was way too heavy for the
slim design of the stand; to prove the point
the stand's legs continue past the table top
to above the glass case to allow a 1/2"
thick plastic top to be screwed in to try
and stabilize the whole arrangement. It
remained dangerously wobbly and the view
from the top was spoiled from having to see
through both the plastic stabilizer, which
by now was a bit hazy, and the case glass,
not to mention the dust and dirt that
inevitably would lodge between. There was
only a 1/2" space between so cleaning was
impossible without removing the plastic top
and risking the destabilization of the
stand.
Sometime after Taylor took delivery he
sent the orrery in for repair. I could see
where the former repair person made some
mistakes, such as reassembling the
remontoire incorrectly. He also did not
correct the grease leakage problem, probably
because he was not equipped to remove such a
large spring from the barrel. The orrery was
handled poorly with many fingerprints and
the overall surface covered in grime.
Apparently the machine was left out of the
case for an extended period of time.
I undertook to remedy these problems by
performing a complete repair and restoration
of the machine.
Next I had the heavy, glued glass case
replaced with a recreated brass
glazed case and wood base with carry case,
at considerable expense.
Unfortunately the original brass case was
lost and one can see from Watson's photo,
left, how beautiful it was. Since the
new case weighs in at only 16 pounds the the
additional stabilizer pillars above the
floor stand table were cut off and
additional brass angle supports were added
to the underside corners of the table top. A
small change was made to the case
dimensions. Originally all of the side
panels were square, this resulted in the top
pane of glass perched only 1/3" above the
the Earth globe. I added an additional 1"
resulting in a slight rectangular side
panel; improving the visual presentation.
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This is Watson's fifth
and last orrery. One can see that he decided
to use contrasting black metal colors
for some of the parts. He dispensed with the
zodiac precession dial, which he intimated
in his correspondence to Mr. Gold that he
was not happy with as it covered too much
mechanism. It can, he said be easily removed
without harm to the functionality of the
machine. Watson must have thought the
sunrise/sunset dials first developed in the
prior orrery were a good idea,
and to my approval, moved those cams above
the dials to make them more visible.
He also dispensed with the standard/daylight
savings time function.
I believe he kept this orrery for himself
for some time as it appears in the
Horological Journal as being exhibited
by him in Oldham in 1996.
It was sold last at Sotheby's in 2015. |
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This photo shows the
paperwork that was produced between Mr.
Gold, the commissioner, and Mr. Watson. Much
of it is fairly intimate with humor and real
camaraderie. The diagram to the left shows
Mr. Watson's first ideas concerning the sun
rise/sun set dial work and the beginnings of
the zodiac precession dial work,
both options requested by Gold. At
this time he had yet to figure out the final
design for the latter. In the end he devised
a compound worm gear and cam to make this
work. Gold also asked for a chain driven
fusee, this being the only Watson orrery so
equipped. The chain was subcontracted from
Sinclair Harding.
Having this paperwork not only helped me in
the restoration of the orrery through the
letters and photos Watson supplied to Mr.
Gold, but is valuable historical artifact
showing how such a fairly complex project
evolves.
I too have commissioned a complex clock and it is
also fully documented on this website with
hundreds of videos and thousands of pages,
and is also on my YouTube channel at:
https://www.youtube.com/markfrankclocks. |
One question I have is why did Watson stop at only four full orreries? It
appears he had the publicity and commission orders waiting for these and he
appears to have been able to produce these in 12 to 15 months. I do not know
what his age was at the time. but he did indicate that in 1976 he had to
quit his job for health reasons, hence the turn to his machining hobby
resulting in these orreries. He also built a limited number of other small
astronomical clocks. It is also interesting that much of his work went to
the United States, and in particular, California.
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