A wholesaler.
An auctioner. As in, a person who works at an Auction.
A person who sells goods is commonly referred to as a "merchant" or a "vendor." Other terms that may be used include "retailer," "shopkeeper," or "seller." The specific title can depend on the nature of the business and the context in which the individual is selling goods.
A prototype
Such people are drapers, clothiers, cloth merchants, or dry goods merchants.
You can call or access directly via website a dealer such as J.W. Pepper in Philadelphia or Hal Leonard OR you can go to a local music store that sells large quantities of sheet music and tell them what you want. It's really very simple!!!!
a supermarket or grocery store or emporium
Yes in large quantities. It will probably upset your dog's stomach in smaller quantities but if you can get your dog to continue to eat it after tasting some I would be amazed.
There is no special category or name for this. Here are some things you can call it:* Huge* A large number* A 33-digit number
baker
The person who sells drink is known as sellsmen
An author is a person who writes and sells books.
A metal container for large quantities of oil can be called a drum (usually 55 gallons). If it is a small amount of oil (usually a quart) the container could be called a can. Today, most small quantities of oil are supplied in plastic containers.