Oxfam charity's online store sells a good selection of vintage dresses. You could also try the site for 'i love vintage' for more clothing. Auction sites like ebay could be great for finding bargain vintage clothes.
A great option to buy a vintage dress is consignment shops and at various stores like Goodwill and Salvation Army. Places where people donate items. If searching for something online I would try eBay.
In Spain.
Vintage dresses can be purchased at your local wedding shop, or even online through various retailers that seel numerous clothes and fancy dress items.
One could purchase a Flapper dress online on various websites. The most popular and therefore recommended websites are 'Amazon', 'Unique-Vintage' and 'Ebay'.
A vintage wedding dress can be purchased from specialist retailers dealing in such items and some wedding stores that may also stock vintage items. Further online research could be productive for a vintage dress and also there are widely available vintage wedding dress reproduction styles available.
If one wanted to sell vintage dress patterns, one should start this venture by opening an account on eBay. One should then post pictures of the vintage dress patterns, along with a description and a price. Once one has created an eBay listing, they wait for their vintage dress patterns to sell online.
One can make a good fringe dress by using vintage items. There is a trend now to buy vintage clothing from second hand stores and apply the fringe to these in order make a unique fashionable dress.
There are a lot of online stores you can buy a vintage military helmet. Online store such as eBay, Overstock, Etsy, eCrater has helmet in stock. Or if you would like to buy an antique vintage military helmet, you may want to check out ima-usa or collectorsweekly website to find your favorite helmet.
Well you can try online vintage stores or Rockabilly Central or you could try Trainutz.com
From vintage shops, online (like Retrophoria.com), car boot sales, charity shops, boutiques.
You can find vintage dresses online at Amazon and eBay. If you purchase a dress on Amazon using their Amazon Prime program, then you will receive free shipping and will not have to pay any sales tax.
There are a few online stores where you can buy vintage 8N Ford tractor parts. www.usedfarmequipment.net for example, sells used farm equipment and spare parts.