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acid-free ink Baia-Sprie barnhill birch leaf miner cap of column chloropexia compensation lead idle signal beta imperial sateen lipid electrophoresis microchannel multiplier nonseismic region ponderal Saxifraga clavistaminea Schizandra sphenanthera Rehd et WWils. second biennial hembane side-split tension curves undersea manganese nodule belt wave-simulator tank