b'90Ex 450Ex 451450PS REGISTRATION ENVELOPES: (H&G #1) 1909 KEVII 3d (in red) Size G Registration Envelopes with McCorquodale imprint under the slightly curved flaps, comprising unused (2) and used 1912 Dalby to Brisbane and 1910 from Rockhampton to England with black/white registration label, both uprated, the former with no stop after IT; fawn, deep brown & pale yellow stocks are all represented; generally fine. (4) .$450550451S PS REGISTRATION ENVELOPES: (H&G #1) 1909 KEVII 3d (in red) Size G Registration Envelopes with McCorquodale imprint comprising 3 Envelopes glued together in overlapping formation with COLLECTION/DE/BERNE/MADAGASCAR UPU Collection specimen cachets in rosine, plus two Specimen Envelopes for UPU, one Without stop after IT with BRISBANE/27JA09 CTO datestamp, the other With stop and MELBOURNE/12DE12 CTO datestamp; fine condition. (5) $1,2001,500Ex 452 453452PS REGISTRATION ENVELOPES: (H&G #2) 1909 KEVII 3d (in red) Size G Registration Envelopes in buff, with De La Rue imprints under the strongly curved flaps, comprising unused and used 1912 Albion to Taabinga Village via Kingaroy uprated with 1d Sideface, ALBION Type 6 datestamps (rated 5R) tying cover, TAABINGA VILLAGE arrival datestamp (rated 5R) and rare UNCLAIMED/TAABINGA VILLAGE two-line handstamp, BRISBANE DLO datestamp on reverse; also 1912 Brisbane to Austria uprated with 2d slate/blue Sideface, NAPOLI transit backstamp. (3 items) .$450550453PS REGISTRATION ENVELOPES: 1912 apparent provisional use of Western Australia Size G2 3d Registration Envelope - prior to release of the JB Cooke (Melbourne) 3d Envelope on 19.12.1912 - used (Nov.17) from Cairns to Wisconsin, USA, uprated with 2d slate/blue tied by CAIRNS datestamp, BRISBANE,& SAN FRANCISO transits and MILWAUKEE arrival backstamp.The only recorded example of such usage. $1,5001,800'