拍品專文
Wm Callaghan is listed as an optician in London directories between 1866 and 1892.Several of these chairs are known to exist and it seems to be accepted that they are probably for use with a telescope,although a similar chair illustrated in Architectural Review Decoration Supplement, July 1937 from the Catalogue of a Loan Exhibition Depicting British Country Life....is described as a cherry sorter's chair.C.Gilbert,Furniture at Temple Newsam House and Lotherton Hall 1998,in which a similar chair with the Callaghan label is illustrated and described fig.712,p 591-2.