American birding association (aba), usa, New jersey audubon society (njas), usa, Naturschutzbund deutschland (nabu) e. v., germany – LEICA Geovid 10x42 BRF User Manual

Page 8: The katinger watt nabu nature centre, Crane information centre gross mohrdorf, British butterfly conservation, uk, Birdlife international, uk, Oriental bird club (obc), uk