In the 1950s

Instrument Approach Chart (November 1950) - There is no procedure shown. Airfields in the vicinity: Aldermaston, Fairoaks, Farnborough, Odiham, White Waltham, Woodley. (Source: US DoD)

Airfield map (November 1950) - Navigation and approach aids include SBA (Standard Beam Approach) and Eureka/Rebecca radar beacon. (Source: US DoD)

NDB approach map runway 08 (July 1954) - Airfields in the vicinity: Aldermaston, Fairoaks, Farnborough, Hamstead Norris, Odiham, Langley, Lasham, White Waltham, Woodley. (Source: US DoD)

Landing chart (July 1954) (Source: US DoD)
In the 1990s

Blackbushe Airport on a map of the US Department of Defense from 1993 (Source: ONC E-2 (1993), Perry-Castañeda Library Map Collection, University of Texas at Austin)
Source for all maps, if not marked otherwise: US Department of Defense (US DoD)