Need to ask about a lot?

NORTH BORNEO - 1883-1884 USED COLLECTION on album leaves, with 1883 50c and $1, 1884 4c pink and 8c green, 1886 10c blue, 1885 10c blue 'and Revenue' opt (several faults), 1886 ½c, 8c 50c, $1 and $2, 1888-92 50c (x4), $1 and $2, 1890 2c on 25c and 8c on 25c, 1892 1c on 4c, 6c on 10c and 1894 50c (x2 shades) and $1. Some faults but plenty of fine items (26 stamps).