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A new generic name, Semigothograptus, for Gothograptus? meganassa Rickards & Palmer, 2002, from the Silurian post-lundgreni Biozone recovery phase, and comparative morphology of retiolitids from the lowermost upper Homerian (upper Wenlock)
Verfahren zur Erhoehung der Festigkeit und Elastizitaet von Wolle, Baumwolle und anderen Pflanzenfasern in spinnfaehigem oder versponnenem Zustande, sowie von Kunstseide, Haaren und Federn in gefaerbtem oder ungefaerbtem Zustande