You can buy stencils for tracing at places like Michaels and winners. You can also buy from Ikea dependent on what kind of stencils you are looking for.
Making your own stencils is a breeze if you have access to an exacto knife. Tracing an outline on paper or doing a freehand sketch and then cutting around it with an exacto knife is a great way to make your own stencils.
You can buy lettering stencils at Stencils Online for a great price. Additionally, you can find: custom stencils, decorative wall stencils, alphabet stencils, and stencils patterns.Check out the link below for more details.
You can buy spray paint stencils and a number of other stencil designs at Stencils Online. Also, you can customize your spray paint stencils into any design or logo you want. See link below for details.
Anywhere that there would be antiques
Usually for a booklet of stencils it costs around $10-$15.00 if you buy them from a online store. There are, however, sites that offer free, make-your-own stencils, like this one here: http://www.suite101.com/content/free-pumpkin-carving-stencils-a149319.
A beginner needs oil pastels, sketching chalk, watercolors, watercolor brushes, crayons, stencils, erasers and tracing papers to get started with the art.
There are a few stencils for sale at some of the board shops, like http://www.360skate.com/search1.cfm?Search_Term=stencil Here is also a little short version of the instructions for making a stencil that might be interesting for you: http://www.bones.com/bricabrac/stencils/
A mimeoscope a machine used for tracing stencils for a mimeograph machine. A mimeograph was machine was a device for making duplicates of pages and drawings in the dame manner as a duplicating (Xerox) machine is used in modern offices.
There are many Halloween stores online that sell Jack o'lantern stencils. Also, around Halloween time your local Wal-Mart or Target should have them in stock.
The website below has a good selection of printable stencils. They have 20 that you can print directly from their site including a bat, cat, skeleton, spiders, and of course pumpkins. Additionally there are a few other links that provide more Halloween stencils. painting.about.com/od/freestencils/a/stencil_hallown.htm
There are many places online where you can find printable butterfly stencils. These include Yahoo, Designer Stencils, Printable Stencils, All About Stencils, Stencil Ease and Examiner.
Yes, you can definitely print pumpkin stencils from the internet. You can downloand and print for free at http://www.rd.com/slideshows/12-free-printable-pumpkin-carving-stencils/ or http://www.extremepumpkins.com/pumpkin-patterns.html