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Thora Marggraff Plitt Hardy
3 cilt bulundu.
Cilt sonuçları
Animal fibers used in brushes
Thora Marggraff Plitt Hardy · U.S. Dept. of Agriculture
15 sayfa · 1948
Animal fibers / Brooms and brushes
Microscopic methods used in identifying commercial fibers
Thora Marggraff Plitt Hardy · U.S. G.P.O.
26 sayfa · 1939
Fibers / Paper / Testing / Textile industry and fabrics / Microscopy