Washington calculator for problems of reinforced concrete

Mathematics

Roman Concrete Sample

Building Construction

Sample of concrete enhanced with graphene

Scientific Instruments & Research

2021

Concrete block made from refuse, Columbia, 1980s

Environmental Science & Technology

1980-1989

Specimen of Roman concrete

Building Construction

Sample of concrete enhanced with graphene

Scientific Instruments & Research

2021

Sample of concrete enhanced with graphene

Scientific Instruments & Research

2021

Reinforced Concrete Bridge, c. 1914

Civil Engineering

1909-1914

Slide rule for ferro-concrete calculations

Mathematics

1973

Specimen of Roman slaking pit concrete

Building Construction

Model of Concrete Block Making machine

Building Construction

Specimen of concrete from a Persian bridge

Building Construction

Alexander Performance Scale for assessing abstract and concrete abilities

Psychology, Psychiatry & Anthropometry

1946

Daily Herald Photograph: Building Research Station, concrete specimens

Photographs

1933-01-12

Lime Concrete Floor Specimen, early 19th century, Leicestershire

Building Construction

Concrete from Sassanian Dam, ostensibly c.600 A.D, Persia

Building Construction

Sample of concrete, from Sassanian Dam, 600 A.D

Building Construction

Daily Herald Photograph: Concrete shell of two houses

Photographs

1946-10-11

Model, 1/12" framed centering for a concrete dome

Building Construction

Cypriot child sitting on concrete bench behind barbed wire

Photographs

June 1958

A photographic print of Housing, Post War, Houses - Permanent - Not Brick, Steel Concrete, etc

Photographs

1952-10-09

A photographic print of Housing, Post War, Houses - Permanent - Not Brick, Steel Concrete, etc

Photographs

A photographic print of Housing, Post War, Houses - Permanent - Not Brick, Steel Concrete, etc

Photographs

1946-09-02

A photographic print of Housing, Post War, Houses - Permanent - Not Brick, Steel Concrete, etc

Photographs

1946-01-16

A photographic print of Housing, Post War, Houses - Permanent - Not Brick, Steel Concrete, etc

Photographs

1947-05-16

A photographic print of Housing, Post War, Houses - Permanent - Not Brick, Steel Concrete, etc

Photographs

A photographic print of Housing, Post War, Houses - Permanent - Not Brick, Steel Concrete, etc

Photographs

A document of Housing, Post War, Houses - Permanent - Not Brick, Steel Concrete, etc

Photographs

A photographic print of Housing, Post War, Houses - Permanent - Not Brick, Steel Concrete, etc

Photographs

1945-07-31

A photographic print of Housing, Post War, Houses - Permanent - Not Brick, Steel Concrete, etc

Photographs

1946-10-21

A photographic print of Housing, Post War, Houses - Permanent - Not Brick, Steel Concrete, etc

Photographs

1945

A photographic print of Housing, Post War, Houses - Permanent - Not Brick, Steel Concrete, etc

Photographs

1943-08-26

A photographic print of Housing, Post War, Houses - Permanent - Not Brick, Steel Concrete, etc

Photographs

1946-06-26

A photographic print of Housing, Post War, Houses - Permanent - Not Brick, Steel Concrete, etc

Photographs

Portable immersion-type thermometer to measure temperature in concrete mixtures (1067)

Civil Engineering

Logarithmic slide rule devised by J. Rieger for calculations in the design of reinforced concrete structures

Mathematics

Model (scale 1:10) of sewer in indented bar reinforced concrete

Sewerage & Sanitation

A photographic print of Housing, Post War, Houses - Permanent - Not Brick, Steel Concrete, etc

Photographs

A photographic print of Housing, Post War, Houses - Permanent - Not Brick, Steel Concrete, etc

Photographs

A photographic print of Housing, Post War, Houses - Permanent - Not Brick, Steel Concrete, etc

Photographs

A photographic print of Housing, Post War, Houses - Permanent - Not Brick, Steel Concrete, etc

Photographs

A photographic print of Housing, Post War, Houses - Permanent - Not Brick, Steel Concrete, etc

Photographs

1946-10-21

A photographic print of Housing, Post War, Houses - Permanent - Not Brick, Steel Concrete, etc

Photographs

1947-05-19

A photographic print of Housing, Post War, Houses - Permanent - Not Brick, Steel Concrete, etc

Photographs

1944-07-05

10-Inch Ferro-Concrete [Stahlbeton] 940 Aristo slide rule from the 1973 catalogue

Mathematics

1970-1975

A photographic print of Housing, Post War, Houses - Permanent - Not Brick, Steel Concrete, etc

Photographs

A photographic print of Housing, Post War, Houses - Permanent - Not Brick, Steel Concrete, etc

Photographs

1945-07-18

A photographic print of Housing, Post War, Houses - Permanent - Not Brick, Steel Concrete, etc

Photographs

1946-10-16

A photographic print of Housing, Post War, Houses - Permanent - Not Brick, Steel Concrete, etc

Photographs

A photographic print of Housing, Post War, Houses - Permanent - Not Brick, Steel Concrete, etc

Photographs

1965-03-31