Hello! I'm petertdavis lensmaster since: February, 2006

 
The LensMaster

About Me

Peter T Davis is a web property developer; He owns a number of popular hobby websites, including http://www.CoinTalk.org. He livesĀ  in New England with his wife and two kids.

My Lenses

 
Printable Coloring Pages
A busy kid is a happy kid.  I put together this list of resources because my kid is voraciously needing activities.  We can turn on the TV, or we can print out some pages from these websites and engage their minds. 
Steam Engines
Here are some basics about model steam engines.  A steam engine uses a boiler to bring water to the boiling point to produce steam under pressure. Any source of energy can be used, but wood, coal, and oil are used most commonly.  As the ste...
Coin Shows
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Diecast Models
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Architectural Antiques
Architectural history studies the evolution and history of architecture across the world through a consideration of socio-cultural, political, economic and technological influences.
Starship Models
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Lego Builders
A listing of websites of interest to Lego builders.
Coin Grading
Coin grading has evolved over the years to a system of finer and finer grade distinctions. In the beginning, people collected ancients and there were two grades, new and used. Currently, particularly when talking about US coins, a more diverse scale...
Slot Cars
Slot cars are scale models used for racing on tracks with a groove or slot.  The slot is used as a guide for the cars.  The track is  electrically-powered.  A hand-held controller or throttle is used to set the level of power deli...
Model Car Homepages
This is a listing of individual hobbyist's model car homepages.
Scale Models
Scale model building is an ever popular hobby, and profession for some.  We now have generations of hobbyists who build model airplanes, model cars, model ships, and scale models of all sorts of other objects.  The most commonly known are t...
Model Aircraft
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G Scale Trains
G Scale Trains are often used in 'garden railways' or outdoor model railroading projects because of their size.  Also known as G Gauge, it uses 45 mm gauge track and is based on a 1:20.3 scale.     Learn more at the G Gauge Forum.
Fossils
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Error Coins
There are many different errors in processing and striking.  Blank planchets, clipped, off center, double strike, and broadstrikes make up the majority of known errors in minting coins.  Prices of error coins vary considerably, and are base...
Slotcars
Der Slotcar stellt seine Modelle online geboten stellt seine Modelle und die Bahn zur kleinsten.
Radio Control
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Mercury Dimes
Mercury Dimes - The obverse figure is a depiction of Liberty wearing a Phrygian cap, a classic symbol of liberty and freedom, with its wings intended to symbolize freedom of thought. The reverse design, a fasces juxtaposed with an olive branch, was i...
Paper Airplanes
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Recreational Gold Panning
In panning, some mined ore is placed in a large metal or plastic pan, combined with a generous amount of water, and agitated so that the gold particles, being of higher density than the other material, settle to the bottom of the pan. The lighter gan...
Postal Collecting
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Model Railways
Railway modelling is a very popular hobby where model rail transport systems are created at a reduced scale. The scale railway models include all types of rail vehicles (locomotives, rolling stock, streetcars, and more), railway tracks, signalling, s...
HO Scale
HO scale is the most popular scale of model railroad.  Model trains run on realistic-looking two-rail track powered by electricity.  HO scale is the equivilant of 1:87 scale.
Model Locomotives
Model Locomotives are a subset of model railroading and model building. A locomotive is a railway vehicle that provides the motive power for a train. A locomotive has no payload capacity of its own, and its sole purpose is to move the train along the...
Scale
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O Gauge
O Gauge is also known as 0 Scale, originally (zero scale) because it is smaller than 1 Scale.  It's one of the more commonly used scales for model railroading, and is based on 1:43 scale.  It may also be found in 1:45, or 1:48 scale. ...
Casino Tokens
Casino tokens are small discs used in lieu of currency in casinos. Colored metal or compression molded clay tokens of various denominations are used primarily in table games, as opposed to metal token coins, used primarily in slot machines.
Mints
A mint is a place or facility which manufactures coins for currency.  On the whole, the history of mints correlates with the history of coins. One difference is that the history of the mint is often more related in to the political situation of...
Coin Dealers
Whether your buying or selling coins, you will probably need to know how to identify good coin dealers from the bad. We can't possibly cover every situation, but there are some tell-tale signs of good coin dealers that you can look out for. Do they o...
Numismatics
Numismatics is the scientific study of currency and its history in all its varied forms. While numismatists are often characterized as students or collectors of coins, the discipline also includes a much larger study of payment media used to resolve...
Stamps
A postage stamp is evidence of pre-paying a fee for postal services. Usually a small paper rectangle that is attached to an envelope, the postage stamp signifies that the person sending the letter or package may have either fully, or perhaps partly,...
Peter T Davis
Peter T Davis is an Internet entrepreneur who has successfully founded and worked in a number of popular online communities.  Specializing in online community building and search engine optimization, Peter has produced a number of hits.
U.S. Gold
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Numismatic Literature
Any experienced coin collector will tell you "read the book before you buy the coin."  Please use this page to help you identify which book you should read.  The folks in the Coin Talk Chat Forum are also a great resource for help...
On30
On30 uses the 1/4" to the foot, (ratio 1:48) to operate trains on HO gauge (16.5 mm gauge) track. The 30 indicates the scale/gauge combination is used to model 2 ft 6 in (762 mm) (30") narrow gauge prototypes, altho...
Collector
The Collector.  What kind of coins do you collect?  Collecting things is an age old state of being for all people.  Often, what we collect is how we define ourselves.  Coin collectors are sometimes called numismatists, and it ha...
Peter Davis
Peter Davis has been an Internet entrepreneur for eight years.  Specializing in search engine optimization and online community building, Peter has founded such sites as the Small Business Forum, and Zealot.com. 

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