細節
A rare 'Nulli Secundus' Airship wall machine
by the Phoenix Works, Birmingham, with arched brass ball-run and pin-run above ball catcher in the form of the R-101 Airship, on green velvet backboard, applied with gilt metal aeroplanes, hot-air balloons and an airship, above instruction card in polished oak case, circa 1910 -24½in. (62cm.) high