"Antique" in the trade means "over 100 years old." A good place to start would be ebay. Expect to pay a considerable amount for a certified antique with a written provenance, since silver cruets are uncommon - most are glass.
Antique silver goblets can sometimes be found at flea markets and antique stores, but the best place to look to get a large selection is online. There are sellers on eBay and etsy, and online antique stores.
There are a few places that an antique paper weight can be purchased online. The most likely place to find an antique paper weight would be from eBay depending on the day.
Your antique trophy from 1953 can be silver or not. For to be sure, you need to take it to a place where silver is sold so that they can check for you if it is solid silver trophy
One can easily find a second hand and an affordable cruet at second hand stores. Such stores are quite common across the US. Another good place to look for a second-hand cruet are garage sales.
A good place to find an antique tractor club is by searching online. An example of an online Ford tractor club is at http://www.ytmag.com/fordnclub/hist.htm.
Antique maps can be found online at www.rare-map.com and www.gracegalleries.com and www.thisoldhouse.com and www.wardmaps.com and www.rainfall.com and www.amazon.com and www.geographicus.com
Around fifty cents at an antique collectors place.
The best place to find an antique coca cola fridge would be online, as shopping from antique store to antique store will get very stressful and timely. Some great websites to try include www.become.com, www.ebay.com, and www.antiquescola.com.
There are many shops and online businesses where one can have a silver spoon engraved. Tiffany and Co. is one place and online there is the Silver baby gift.
Antique sterling silver cutlery can be purchased from anyone who might have inherited it as part of a family heirloom and is looking to sell. Such sellers can be found on sites such as Craigslist or eBay. Large providers of replacement sterling flatware could also be a good place to go.
A good place to buy vintage maps is eBay. Other sources one can purchase vintage maps at are local or online antique stores. Some examples to buy maps at are the online antique store Pine Brook Maps and Maps.
The best place to find phone numbers of a good place to buy antique paintings would be the Yellow Pages. Also, most antique shops will have recommendations on people who can buy antique paintings.