[AIR- 7.] (See quot.)

1

1753.  Chambers, Cycl. Supp., Air-gun, See the article Wind-gun [No such article].

2

1787.  Darwin, in Phil. Trans., LXXVIII. 44. The blast from an air-gun was repeatedly thrown on the bulb of a thermometer.

3

1812.  Scott, in Lockhart’s Life (1839), III. 356. To shoot one of them with an air-gun.

4

1829.  U. K. S., Nat. Philos., I. vi. § 52. The air-gun is an instrument for projecting balls, or other missiles, by the elastic force of condensed air.

5