Building Warrant: erection of two switch houses in Clayhills Yard, Portland Street (site plan, block plan, floor plans, elevations and sections) Applicant: Aberdeen Town Council, Electricity Department Architect: City Electrical Engineer's Office, Aberdeen Date of decision: approved [Plans Committee - check minutes - Register 4 January 1939] 22 December 1938 Remarks: register entry 19135 (3 sheets, print and colour wash on tracing cloth) [Modern address: are evident on 1955 OS. No entry in 1996/7 valuation roll under Portland Street] 22 December 1938