Although the term "woodworker" may evoke the image of a craftsman who uses hand tools to build ornate furniture, the modern woodworking trade is highly technical and relies on advanced equipment and highly skilled operators. Workers use automated machinery, such as computerized numerical control (CNC) machines, to do much of the work with great accuracy.
Sound overwhelming? Then just start off focusing on Disston saws. The Disston saws were manufactured by the millions and are the easiest to find, and most are of exceptional quality, especially the below common models. Remember to buy pre 1940’s era vintage hand saws. Here are some ebay searches for wood saws. To ensure that you don’t over-pay, when you’re on ebay click “sold” to see what they’re selling before and to see which saws are desirable. It’s fun research: