National boilers, radiators, and specialties: catalog no. 26 (1920)
National Radiator Company · National Radiator Company · leaf 81
Model No. 47One-Day Clock Model No. 60Eight-Day Clock Model No. 55Eight-Day Clock Time Attachments for Thermostat Consists of reliable clocks mounted in connection with the Thermostat andof similar finish. The Time Attachment will change point of temperature control at anypre-determined hour. With…
