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 NLT Study Bible The NLT Study Bible The NLT Study Bible was released in September, 2008, by Tyndale House Publishers, Inc. following a decade long process from original conception to publication. A Genesis "sampler" was released in April of the same year. Featuring a brand new set of notes and features put together by what Tyndale calls "a dream team of today's top Bible scholars", the NLT Study Bible "focuses on the meaning and message of the text as understood in and through the original historical context." In print form, the NLT Study Bible contains 2528 pages of material. It is also available