Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Verfahren zur Herstellung einer dauernden festen Verbindung eines gekruemmten Rohrstueckes mit zwei geraden Rohrstuecken und Einrichtung zu dessen Durchfuehrung
Traill, Catharine Parr: The Backwoods of Canada: Being Letters from the Wife of an Emigrant Officer, Illustrative of the Domestic Economy of British America