Print, engraving, portraits of Mrs Sage and Mr Biggin, Thornton sculp ... A. Hogg 1785. engraving. Mrs. Sage, the first female Aerial Traveller, Mr. Biggin, a favorite (sic) English Aerial Traveller, ascended from St. George's Fields June 29, 1785 printed for New London Magazine. overall: 12.5 x 19cm. two vignette portraits.