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- Subject is exactly "Building plans"
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Circuit diagram of a thyristor charger
Circuit diagram of a thyristor charger to be used in emergency lighting. Drawing no. 86/60/500.
Circuit diagram for PR/M50/60/3
Circuit diagram for PR/M50/60/3 to be used in emergency lighting. Drawing no. 55/13/182.
Building plan of Conway Hall for laying of oil firing
Building plan showing basement and ground floor plan of Conway Hall for laying of oil firing.