A very fast and efficient method of numbering and dating invoices, purchase orders and documents of all types. Eliminates the need for pre-numbered forms, and is a versatile and economical way to control your paperwork flow. The insertion of the paper activates the trigger for split second stamping. A new, open throat allows greater accessibility, documents of letter size of small tickets may be inserted with ease. The trigger can be adjusted to allow a selection of imprint locations. Another important feature - the stamping blow can be increased to penetrate carbonized forms, also pressure sensitive carbonless forms.