Unidentified sponsor's mark, London (1906) hallmarks, retailed by J. C. Vickrey of London, the hinged cover with period script monogram "HBS."

5.75 x 6 x 6 in.

By descent from the John Jacob Astor IV family of Rhinebeck, New York, through William Astor Drayton, the father of Countess Margaret (Peggy) Reventlow, philanthropist and patron of services for the blind

Loss to rim of removable inkwell; denting to silver base; light scratching to silver.