I converted the type study to hypertext and added the plane dating flowchart and feature timeline.
Stan Faullin helped by providing some of the pictures used in the Plane Dating Flowchart, and Steve Turner provided the Post Script version of the flowchart.
These features are avoided where possible, along with features that appear in only some planes of a given type (i.e. Where possible, the flowchart uses parts that were probably replaced less often, such as frogs, depth adjustment screws and lateral adjustment levers.
This approach doesn't guarantee that you'll date your plane correctly, as the flowchart can be thrown off by some hybrids.
One of the keys to Stanley’s success was to continually put tantalizing new products in front of consumers, whether they needed them or not. The company also made six aluminum models, which have the letter “A” before their model numbers. 80 scrapper (used to give wood a glass-like surface) and the classic No.Stanley founded a door-hardware company in New Britain, Connecticut.In 1857, Henry Stanley, Frederick's cousin, launched the Stanley Rule and Level Company, which acquired Leonard Bailey & Co. Bailey held numerous patents on such mainstay tools as planes, which Stanley Rule and Level augmented with mitre boxes, rulers, hand drills, hammers, and, of course, its lines of wood and iron levels. While the Stanley name eventually became associated with everything from toolboxes to hinges to garage-door openers, it is perhaps best known as a plane manufacturer.The best approach is to use the flowchart to date your plane, and then visit the Plane Type Study and Plane Feature Timeline to verify the type. The lighting makes some of the bench plane castings look like they're made of bronze or something, but they're really all cast iron.If you find errors or discrepancies, Patrick's Plane Type Study is the final authority.