Bare collector copper wire with insulator pieces (many metres), from the interplanetary scintillation array (also known as the 4-acre array) built at Mullard Radio Astronomy Observatory, Cambridge, 1967. Bare collector copper wire with insulator pieces from the Cambridge Interplanetary Scintillation Array 1967
Four post support brackets, two types (two of each), one for driving into earth with other for attaching to concrete. All from the interplanetary scintillation array (also known as the 4-acre array) built at Mullard Radio Astronomy Observatory, Cambridge, 1967. Four post support brackets from the Cambridge Interplanetary Scintillation Array 1967
One post plus copper, one of two sets from the interplanetary scintillation array (also known as the 4-acre array) built at Mullard Radio Astronomy Observatory, Cambridge, 1967. One post plus copper from the Cambridge Interplanetary Scintillation Array 1967
Two posts plus copper wire, one of two sets from the interplanetary scintillation array (also known as the 4-acre array) built at Mullard Radio Astronomy Observatory, Cambridge, 1967. Two posts plus copper wire from the Cambridge Interplanetary Scintillation Array 1967