Unmanned aircraft systems :  emerging uses in a changing national airspace : hearing before the Subcommittee on Aviation of the Committee on Transportation and Infrastructure, House of Representatives, One Hundred Fifteenth Congress, first session, November 29, 2017. 
 Emerging uses in a changing national airspace  Unmanned aircraft systems :  emerging uses in a changing national airspace 

 - xii, 142 pages :  illustrations 
<br/><br/> Shipping list no.: 2018-0158-M.  CRDP Program record. 
<br/><br/>Includes bibliographical references. 
<br/><br/><br/>Microfiche. <br/>[Washington, D.C.] : <br/>U.S. Government Printing Office, <br/>[2018] <br/>2 microfiches : negative. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drone aircraft--Management.--United States<br/>Drone aircraft--Safety measures.--United States<br/>Drone aircraft--Technological innovations--United States.<br/>Drone aircraft--Economic aspects--United States.<br/>Drone aircraft--Government policy--United States.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Legislative hearings.<br/>Legislative hearings.
<br/><br/><label>GPO Item No.: </label>1024-B-01 (MF) 
<br/><br/><label>Gov. Doc. Class. No.: </label>Y 4.T 68/2:115-30