The stationery system used by a business or professional organization.

printed name and address on stationery; a printed heading for official stationery, usually containing a company's name, address, telephone and fax numbers, and often including a logo and other details.

a sheet of stationery with name and address of the organization printed at the top

Colloquialism for a typographer.

Letterhead is a group of American sign and decorative artists in Denver, Colorado that meets during the year for hand lettering rallies and to exchange lost tricks of the trade and accumulated skills.

a must, and so is a compliment slip for attaching any number of items

see Heading