Wind Tunnel Installed At Bedford (1957)
Unused, unissued material Bedford, Bedfordshire. Various shots of the building of a large wind tunnel. GV Tunnel exterior, erection of tunnel circuit. Preparing to lift subsonic diffuser. Craneman. Lifting diffuser and rotating. Lifting diffuser cutin shots handling. Lifting diffuser. Diffuser nearly in position in tunnel circuit. Part of tunnel working section, interior with welding in progress. Workmen trimming. Welding. GV Tunnel circuit. Exterior during construction. Lifting section of high pressure casing. Lifting section cutin shot of workmen. Cutin shot of overhead crane. Cutin shot of workmen. Lifting section, pan down showing main compressor the rotor of which has not yet been fitted with blades. Lowering the section. Low pressure rotor before installation. Lifting low pressure rotor cutin shot. Lifting low pressure rotor. Lowering rotor between two sections of casing. Preparing to thread the rotor. Threading in progress. Preparing to spray technicians putting on protective c
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