Boer War 1900 Australian/NSW Imperial Bushmen Contingent

AUSTRALIAN/NSW IMPERIAL BUSHMEN CONTINGENT: 1900 Envelope to Australia headed in manuscript at top "No107 Trooper I H Wainwright 6th I.B.C." Counter-signed at lower left by Officer Commanding and annotated "no stamps available". FPO cds of DE 7 1900, relevant backstamps. Slightly soiled in places not detracting. Superb example of this rare contingent mail from the "Imperial Bushman Company". http://www.awm.gov.au/units/unit_21917south_africa.asp