Switzerland 1966 Alpine Scene, machine trial proofs in blue only and blue & purple, latter opt'd Specimen unmounted mint

Switzerland 1966 Alpine Scene, machine trial proofs in blue only and blue & purple, latter opt'd Specimen unmounted mint

Switzerland 1966 Alpine Scene, machine trial proofs in blue only and blue & purple, latter opt'd Specimen unmounted mint

Switzerland 1966 Alpine Scene, machine trial proofs in blue only and blue & purple, latter opt'd Specimen unmounted mint

Switzerland 1966 Alpine Scene, machine trial proofs in blue only and blue & purple, latter opt'd Specimen unmounted mint

£12.50

SKU: 10509