There are many different groupings of stamps:
An album
A stamp collection
A stamp exhibit
A sheet of stamps - a complete sheet as issued by the post office
A pane of stamps - A booklet page
A block of stamps - multiples that are still attached
A pair of stamps - Two connected, often used with coil stamps
A strip of stamps - More than two connected coil stamps
Typically a collection if they are organized. If not, they may be referred to as a collection or an accumulation.
A thematic collection is a compilation of postage stamps that have the same theme or concept. This hobby of collecting stamps is also called as Topical stamp collecting.
Stamp Dealer. A philatelist is someone who studies stamps.
It would be called a sheet of stamps. Some were issued in panes.
Philatelist
At collection of stamps is refered to as a stamp collection. They are frequently kept in albums. Philately is the name for the study and collection of stamps.
magnolia stamps are cute stamps called tilda and edwin, there like 7 pound each, there used for card making.
counterfeiting
Perforations are the little holes or slits that allow you to separate two stamps. The original stamps had to be cut apart with scissors. Two of these stamps that have not been cut apart are called an imperforate pair.
A single page of a book of postage stamps is referred to as a pane. A booklet pane may include slogan stamps (Use Zip Code) that are there. Specific panes are worth more than others and are listed separately in specialty catalogs.
It is called a stamp album. They can be purchased in a wide variety of styles and costs. The most expensive contain a mount for each stamp already on the page, so you all you have to do is slide it in. Others contain some printed pictures and you past the stamps in with hinges.
There is a stamp collecting club called Vista, they offer free Canadian stamps when you join their site. Once you sign up you can get 25 mint condition Canadian stamps or 100 used Canadian stamps.