Mystery figure from the Queensway Mersey Tunnel souvenir album

An unknown figure has been caught in the background of some of the photographs in the Queensway Mersey Tunnel souvenir album. As you can see in these details, the man went to extreme lengths to get a good view of the royal stand.

photo of a man in a suit climbing the museum wall

Detail from page 5: A mystery figure climbs above the crowds. Archive reference number 11256-5.
Zoom into the page 5 photograph
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photo showing a man clinging onto the wall in the background

Detail from page 6: The mystery figure has wedged himself into a corner of the wall, using ridges in the stonework for foot and hand holds. Archive reference number 11256-6. Zoom into the page 6 photograph|.

closer view of the man clinging onto the wall above the crowds

Detail from page 9: A clear view of the mystery figure's vantage point above the crowds. Archive reference number 481992. Zoom into the page 9 photograph.|

view of the man clinging onto the wall with VIP guests in the foreground

Detail from page 13: The VIP guests on the royal stand were unaware of the man on the wall behind them. Archive reference number 11256-21.
Zoom into the page 13 photograph|.

view of the man clinging onto the wall above the crowds

Detail from page 14: The mystery figure watching the royal party leave the stand. Archive reference number 11256-3. Zoom into the page 14 photograph|.