These supplements can be bought in addition to the Australian Timber Buyers Guide to complete the set. Each addition contains a number of new timber species not found in the original.
Supplement 1: Black Wattle, Spotted Gum, Red Lancewood, Red Siris, Red Silkwood, Northern Sassafras, Queensland Kauri Pine, Brush Box and Brown Quondong.
Supplement 2: Crow’s Ash, Bunya Pine, Camphor Laurel, Blackbutt, White Beech, Mountain Silky Oak, Californian Redwood, Rose Gum and Fijian Kauri.
Supplement 3: Karri, Gidgee, Pear, Lime, King William Pine, Obeche, Satin Sycamore, Sassafras, Tuart.
Supplement 4: Beefwood, Brown Salwood, Conkerberry, Cooktown Ironwood, Northern Brush Mahogany, Northern Sandalwood, Tasmanian Oak, Turpentine, White Cheesewood