Birds in quarries and gravel pits : flying gemstones and swift hunters / editor Michael Rademacher; INULA - First edition - [Heidelberg]: HeidelbergCement, 2013 - 96 p.: photo.; 23 cm. ISBN: 9783981505047 Subjects--Topical Terms: --Birds -- Quarries--Gravel pits Dewey Class. No.: KUŞ 598 BI 2013 / 02307