Here are entered works on the movement of a gas through closed or open channels or conduits. Works on the movement of underground gases from a natural source or engineered storage and barrier system upward toward the surface of the Earth are entered under Gases--Migration.
1
Air flow. / https://id.loc.gov/authorities/subjects/sh85002635 : Ludington, Charles Townsend,
--subdivision Chaplains under individual wars and under names of individual military services, e.g. World War, 1939-1945--Chaplains; United States. Army--Chaplains
Air forces -- Australia -- History -- 20th century. / https://id.loc.gov/authorities/subjects/sh85002638 https://id.loc.gov/authorities/names/n79021326-781 https://id.loc.gov/authorities/subjects/sh2002006165 : Spencer, Alex M.,
2020
1
Air forces -- China. / https://id.loc.gov/authorities/subjects/sh85002638 https://id.loc.gov/authorities/names/n79091151-781
2011
1
Air forces -- Europe. / https://id.loc.gov/authorities/subjects/sh85002638 https://id.loc.gov/authorities/subjects/sh85045631-781
2014
1
Air forces -- History. / https://id.loc.gov/authorities/subjects/sh85002638 https://id.loc.gov/authorities/subjects/sh99005024