. Egg collecting and bird life of Australia. Catalogue and data of the "Jacaksonian oological collection," illustrated with numerous photographs .. . ASHLIGHT PHOTOGRAPH OF THE NEST OF THE ROCK WARBLER,Showing it suspended from the roof of the cave. (One sixth of the natural size.) Loc,. Blue Gum Gully, Chatswood. near Sydney, (5ii </<ifii Ao. J<r.\.) 103 Data No. No. io Caiiipbells Book. No. of THE OOLOGICAL COLLECTION. inches across, and is comparatively very light. On the 2nd of August the nest contained 2 eggs, andalso on the 4ih, but on making a careful
. Egg collecting and bird life of Australia. Catalogue and data of the "Jacaksonian oological collection," illustrated with numerous photographs .. . ASHLIGHT PHOTOGRAPH OF THE NEST OF THE ROCK WARBLER,Showing it suspended from the roof of the cave. (One sixth of the natural size.) Loc,. Blue Gum Gully, Chatswood. near Sydney, (5ii </<ifii Ao. J<r.\.) 103 Data No. No. io Caiiipbells Book. No. of THE OOLOGICAL COLLECTION. inches across, and is comparatively very light. On the 2nd of August the nest contained 2 eggs, andalso on the 4ih, but on making a careful of it when measuring it afterwards, I waslileasantly surprised to find a third egg embedded in the lining, it having evidently been laid before thebird had finished pndding the interior. It was a lucky find, and now makes a complete set of 3, all ofwhich possess minute specks of brown on the laiger ends, though as a rule, these eggs are absolutelydevoid of markings. I experienced much difficulty in taking the flashlight photograph of this nest onpage 103, owing to the very awkward way in which I had to my camera inside the mouth of the. Showing the entrance or opening to the cave in which the Rock Warblers nest was found. Loc, Blue Gum Gully, Chatswood, near Sydney. {Sec iltita Nn. 547.\..) cave, to enable me to get a proper view of my subject. Four exposures were made on the one plate,extending over four minutes ten seconds, the intervals being necessary in order to allow t!ie congestedsmoke from the magnesium light to escape from the cave, otherwise the picture would have been totallyfogged and destroyed. The other two photograiihs show, from two different positions, the cave fromthe outside, and give a person a good idea of the class of country which this bird loves to live nest did not contain an egg of the Fan-tailed Cuckoo, as was the case with the former nest, but 101 No, Data Cunipbells No. ofNo. Book. E^gs. THE JACKSONIAN OOLOCIC.^L COLLECTION.
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