Canadian Contingent 1900 FPO 30 Letter to Ontario

CANADIAN CONTINGENT: 1900 Small format envelope endorsed "Active service no stamps procurable." used from Field Post Office 30, JU 19 recorded for the area of Springs at this time. Addressed to Mrs Haydon in Ontario, Canada, the letter bears an excellant complete violet strike of the CANADIAN CONTINGENT JUL 3 1900 oval, perfectly placed at lower left. Backstamped on arrival JUL 30. Superior example of this sought-after contingent mail. VF, scarce.