To get a Sears product manual you would need to go to Sears website. They have all the current product manuals online. For older product manuals Sears has another website called Sears Archives.
If you give the Sears product code that is marked on the barrel or receiver, it can probably be found in a cross-reference list to determine the actual manufacturer and model. http://www.histandard.info/PDF/Sears%20Shotguns.pdf http://www.histandard.info/manuals/sears/sashotguns/1090D150R.pdf
Polisher buffers can be bought on the website of Sears. They have a huge selection of power tools and they provide detailed product descriptions, even with the product manuals on their website.
I found one @ http://www.histandard.info/manuals/sears/rfrifles/index.html
Your Sears mod 66 is really a Hi Standard C1200 or C1211. The disassembly instructions can be found here: http://www.histandard.info/manuals/hsashotguns/0368D150R.pdf
http://www.histandard.info/manuals/sears/pashotguns/index.html
http://www.histandard.info/manuals/sears/rfrifles/index.html
http://www.histandard.info/manuals/sears/sashotguns/index.html http://www.histandard.info/PDF/Sears%20Shotguns.pdf
Reviews for the best LED lanterns can be found at the store Sears. If one travels to a Sears store and finds one of their interactive kiosks, the person will be able to find the product that they are looking for and will also be able to see reviews of that product.
Manuals for the model 101.5380D shotgun may be found at some Sears Roebuck gun dealers. However as an older gun model manuals may need to be special ordered by the store.
http://www.histandard.info/manuals/sears/pashotguns/index.html
High Standard Company made your pump gun as a J.C. Higgins model 20 (Sears Roebuck & Company brand name) sometime in 1948. Here's an address for the manual that went with the shotgun. http://gunmanuals.net/Manuals/jchiggins_20.pdf http://www.histandard.info/manuals/sears/pashotguns/0506D150R.pdf http://www.histandard.info/manuals/sears/pashotguns/1077D150R.pdf http://www.histandard.info/manuals/sears/pashotguns/1078D150R.pdf
http://www.histandard.info/manuals/sears/pashotguns/index.html