Table 1.
The survey about Sluice bench (prepared by the authors)
Figure 1.
Sluice Bench, auth. A. Bryk (Archive of UTP) [4]
Figure 2.
Ring Bench, aut. A. Cichosz (photo by the author R. Fajtanowski, 04.2016) [4]
Figure 3.
Tram Bench, author J. Walczak (Archive of UTP)
Figure 4.
Bridge Bench, author E. Grzelczak (Archive of UTP)