Agriculture Reference
In-Depth Information
the rubbing stone and cutting by the use of a twisted wire blade in a bow saw.
Due to the rarity of most of the historical bricks, only two bricklayers under-
took the testing, excepting for the TLB Orange Red rubber of which an ample
supply from the author's collection was available. For the modern rubbers, six
bricklayers took part in these tests (Figs 178 and 179).
Figure 178
An original TLB
rubbing brick on the
left alongside four
modern makes of
rubbers for comparison,
prior to rubbing them
square on the stone and
undertaking cutting
trials.
Figure 179
An original TLB
rubbing brick on the
left alongside the
four modern makes
of rubbers after the
cutting trials - to form a
cavetto moulding using
the wire-bladed bow saw
and abraded to finish.
