The Great Melbourne Telescope mb-code 1239281 Janus is usually depicted with

Janus is usually depicted with two faces looking in different directions

Inscribed: 'Tab 1

Figures 1-7 Aspidiotus hederae

View of the staircase in Southampton House

The Great Melbourne Telescope mb-code 1239281 Janus is usually depicted withThe 48 inch reflecting telescope, designed by Thomas Grubb, seen erected at Grubb's works at Rathmines in Dublin, Ireland. A workman takes up the observer's position, sitting in a temporary chair observer. The telescope was tested at the Grubb works before being sent to the Melbourne Observatory, Australia, to become operational in 1869. Inscribed verso in pencil: '? Melbourne telescope' Original: albumen print. 1867