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American paper mills, 1690-1832: a directory of the paper trade, with notes on products, watermarks, distribution methods, and manufacturing techniques
Un nuevo sistema de construcción de salinas para producir sal de diversas clases en la medida y proporción que se desee por medio de la evaporación natural de las aguas al aire libre.
Klapp-oder Faltkarte für vielerlei Anlässe, als themenbezogene Hintergrundkulisse. Zum Aufstellen oder als Aufhänger nutzbar.Mit Gruß, Glückwunsch oder Nachrichtenfunktion
Perfeccionamientos introducidos en las máquinas de rotación para fabricar papel continuo, vitela o cigarrillo con berjura y sombras o sin ellas en pieza seguida o que pueda después dividirse en hojas con cuatro barbas.