Display and recording ( motion picture) 
made by BBC-TV ( narrated by David Crecraft ) 
 - Milton Keynes  Open University  1974 
 - 1 film reel (25 min.) : sd., b&d. ; 16 mm. 
 - Open University/Instrumentation ( motion picture)  T291 film no. 10 .
<br/><br/> The film displays a few instruments for recording  Note: 3p.  Backup available in VHS /1/2 in. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Recording instruments<br/>Information display systems