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Relay unit for DC trouble bell for supervision of AC trouble
Image Not Available for Relay unit for DC trouble bell for supervision of AC trouble

Object Number940A_0446

TitleRelay unit for DC trouble bell for supervision of AC trouble
Date03/15/1960
Building/Site(s):
Project NumberPIRC 1960-021
Project NameLeverett House - Towers F and G original construction
Sheet NumberSK580523SW
Collection Architectural & Technical Drawings
Access NoteAccess to Property Information Resource Center collections is restricted to approved Harvard University staff, or by permission.
Reproduction NoteNo portion of this object shall be reproduced, released, or distributed by any means without the express written permission of the Harvard University Property Information Resource Center.
Support / MaterialFilm on aperture card
Title: Relay unit for control of DC trouble bell to supervise AC trouble
Object Number: 940A_0447
Date: 03/15/1960
Project Number: PIRC 1960-021
Sites: Leverett House
Project Name: Leverett House - Towers F and G original construction
Title: Relay unit for DC trouble bell to supervise AC trouble
Object Number: 940C_0134
Date: [01/01/1960]
Project Number: PIRC 1960-025
Sites: Leverett House
Project Name: Leverett Library Building original construction
Title: Relay unit for DC trouble bell to supervise AC trouble
Object Number: 940C_0135
Date: [01/01/1960]
Project Number: PIRC 1960-025
Sites: Leverett House
Project Name: Leverett Library Building original construction
Title: Non-coded fire alarm system F10/4DGMX 1 sta. ckt. - 4 bell ckts.
Object Number: 940A_0444
Date: 03/15/1960
Project Number: PIRC 1960-021
Sites: Leverett House
Project Name: Leverett House - Towers F and G original construction
Title: G entry basement floor low velocity self-contained units D-7
Object Number: 940A_0360
Date: 12/10/1959
Project Number: PIRC 1960-021
Sites: Leverett House
Project Name: Leverett House - Towers F and G original construction
Title: Introduction unit details
Object Number: 940A_0293
Date: 04/01/1961
Project Number: PIRC 1960-021
Sites: Leverett House
Project Name: Leverett House - Towers F and G original construction
Title: G entry primary units S3 and S4 basement
Object Number: 940A_0359
Date: 12/10/1959
Project Number: PIRC 1960-021
Sites: Leverett House
Project Name: Leverett House - Towers F and G original construction
Title: Miscellaneous interior details storage and closet units
Object Number: 940A_0063
Date: 11/30/1959
Project Number: PIRC 1960-021
Sites: Leverett House
Project Name: Leverett House - Towers F and G original construction
Title: F and G entries recirculating units direct radiator control
Object Number: 940A_0355
Date: 09/16/1959
Project Number: PIRC 1960-021
Sites: Leverett House
Project Name: Leverett House - Towers F and G original construction
Title: Miscellaneous interior details guest suite and storage unit
Object Number: 940A_0064
Date: 10/29/1959
Project Number: PIRC 1960-021
Sites: Leverett House
Project Name: Leverett House - Towers F and G original construction
Title: F entry induction units penthouse exhaust fan and event
Object Number: 940A_0358
Date: 11/06/1959
Project Number: PIRC 1960-021
Sites: Leverett House
Project Name: Leverett House - Towers F and G original construction
Title: F entry basement floor self contained unit F6
Object Number: 940A_0354
Date: 12/10/1959
Project Number: PIRC 1960-021
Sites: Leverett House
Project Name: Leverett House - Towers F and G original construction