for correspondence [2]

padded envelope

Envelope that is lined with bubble wrap to protect the contents from humidity and impact damage.

air bubbles

Small air pockets that form a protective cushion around the contents of an envelope.

self-sealing flap

Flap coated with an adhesive substance; it seals an envelope on contact.

letter scale

Scale used to weigh a letter or parcel.

desk tray

Container that usually has several compartments; it is used to handle incoming and outgoing mail.

postage meter

Machine used to print a postage meter stamp on an envelope or label in lieu of using a postage stamp.

base

feed deck

Device on which envelopes are placed to be stamped with a postage meter.

postmarking module

Unit housing the machine’s control buttons; it is used to set the prepaid postage meter with the correct amount of postage.

signature book

Register made up of sheets of blotting paper; documents that require a manager’s signature are placed in it.

blotting paper

Liquid-absorbing paper used here to remove excess ink from newly signed documents.

steno book

Spiral-bound sheets of lined paper; these books were originally used by stenographers to take dictation.