Royal Australasian Ornithologists Union early 20th century called themselves 'oologists', though the distinction between the notionally scientific discipline of oology and simple egg-collecting was blurred. Identification of any but the most common and distinctive species usually entailed the collection of specimens to be made into study skins. Modern field-guides did not exist and few people could afford the massive multi-volume, lavishly illustrated, handbooks of John Gould and Gregory Mathews. However, both Archibald J. Campbell and Alfred North had produced comprehensive guides to what was known about the nests and eggs of Australian birds, with illustrations of the eggs rather than of the birds themselves,
The Study of Touch jazz piano trio in the 21st century". Writing for The Guardian reviewer John Fordham called it "A session by a master improvising composer, and in ideal company". On All About Jazz, Mike Jurkovic noted "With boundless humor and flexible grace, pianist Django Bates offers us "The Study of Touch" the perfect piano trio music for the significant other who absolutely hates piano trio music" while Karl Ackermann said "it seems that in teaming with Eldh and Bruun, more than ten years back, Bates was simultaneously laying the groundwork for what has become his own version of a standards trio. In