Originally of corrugated iron construction, it was replaced by the current stone church in 1906-07.
There was one railway bridge of iron construction across the Boeraserie River.
He later began constructing his own ships, and was one of the first ship builders to switch from wood to iron construction.
Of corrugated iron construction it could house six engines.
In places the stone facing of the building was torn away, exposing the iron construction beneath.
With its new industrialized building procedures and its use of iron construction, the museum plays an important role in the history of technology.
The flat dome of the central hall was built in a traditional technique without using iron constructions.
The current shelter was erected in 1987 replacing an earlier version of corrugated iron construction.
The Dana 20 can be identified by the center rear output, cast iron construction, and deep oil pan.
Using iron construction for warships offered advantages for the engineering of the hull.