Patents for inventions : abridgements of specifications . Class 22 : cements and like compositions. Period 1909-15
In: Patents for inventions : abridgements of specifications . Class 22 : cements and like compositions (1920), pp. 1-77.
Guido Fubini
Lezioni di Analisi Matematica
Torino : S.T.E.N., 1920.
Cesarina Lupati Guelfi
Nel mondo della Luna. Fiabe
Milano : Quintieri, 1920.
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