Scale:Unknown. One of a series of models showing the construction process of a Perrin anchor. Made entirely from polished iron/steel, it comprises of a rectangular tapering block of metal with the upper face curved down to a fine edge. Connected to this is a tapering rod, square in section which eventually finishes to a rounded section with a point. This model shows the second stage in a series of seven showing the construction process of the Perrin anchor. See also SLR1995 and SLR2853-SLR2858 for the rest of the set.