cover 1894-99 selection of Johore/Straits combination covers and fronts (2), comprising 1894 multiple franking registered to Montenegro, 1895 envelope from Bander Maharani to India, 1896 mourning front to Germany, 1896 long envelope registered from Batu Pahat to New Zealand (two stamps do not belong), 1897 front registered to London, 1898 envelope to England (one stamp removed) and 1899 envelope registered to Germany; condition variable