PNEUMATIC; PNEUMATICAL a.
them. -- Pneumatic dispatch, a system of tubes, leading to various points, through which letters, packages, etc., are sent, by the flow and pressure of air. -- Pneumatic elevator, a hoisting machine worked by compressed air. -- Pneumatic pile, a tubular pile or cylinder of large diameter sunk by atmospheric pressure…
POSTAL a.
e government for transmission through the mails, at a lower rate of postage than a sealed letter. The message is written on one side of the card, and the direction on the other. -- Postal money order. See Money order, under Money. -- Postal note, an order payable to bearer, for a sum of money (in the United States le…