Title: Vista del lato operativo della fresa a tamburo dall'interno del cilindro

Original title: View of working face from the interior of the drum digger shield

Description: Lo scatto documenta il dettaglio del cilindro della fresa a tamburo, usata per scavare le gallerie della metropolitana di Milano, ripreso dall'interno

Inscription: [1]- "2280/R/7 // View of working face from the interior of the drum digger shield. The paths made in the clay face by the teeth of the cutting arm mounted across the inner drum of the shield can be seen as well as the "paddles" for directing the cut clay on to the conveyor belt"

Inscription: [2]- "Photograph by Herbert K. Nolan. 47 Gray's Inn Road, London W.C.1. Telephone: Chancery 9106"

Inscription: [3]- "Copyright London transport executive"

Collection: Luigi Zaretti Collection

Client: Zaretti, Luigi

Place of creation: Milano

Name of creator: Nolan, Herbert K. (Author)

Subjects Sbt: Cantieri edili, Macchine operatrici, Metropolitane, Ingegneria civile

Subjects Getty AAT: Construction sites, Machine tools, Subways, Civil engineering

Classification: 625.400

Reference: http://metromilano.biblio.arc.usi.ch/

Document type: Photographic material

Specific document definition: Photograph

Original technology: Analog

Material: Paper

Colour: Black-and-white

Polarity: Positive

Material type: Opaque

Process and technique: Gelatin silver process

Orientation and form: Portrait

Work dimensions: 21x16 cm