Part 48

Part 48 of Wonders of World Engineering was published on Tuesday 25th January 1938, price 7d.

It included a colour plate showing the first panel of the great arch of Sydney Harbour Bridge. It formed part of the article on Spanning Sydney Harbour.

The colour plate also appears on the cover of this part.

The Cover

The cover this week is reproduced as a colour plate, and was supplied by Dorman Long and Co. Ltd, the British firm responsible for the building of Sydney Harbour Bridge. The cover shows the building of the first panel of the great single-span arch from one of the massive pylons. The creeper crane on the upper chord of he arch is being assisted at this juncture by a large floating crane.

Contents of Part 48

An African Power Scheme (Part 2)

Hub of British Broadcasting

Spanning Sydney Harbour

Spanning Sydney Harbour

(colour plate)

THE FIRST PANEL of the great arch of Sydney Harbour bridge being built out over the harbour form one of the massive pylons on the shore. On the upper chord of the arch is a creeper crane, destined to travel along the upper chords as the work advances. A large floating crane is assisting in the work of building the first panel. Similar operations were carried out from the pylon on the opposite shore. When completed the two half-arches met to form a single span of 1,650 feet.

Centrifugal Force

Ten Years of Progress

Alpine Tunnels (Part 1)