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652 A.A.V.V. Minutes of proceedings of the institution of civil Engineers(Forrest J. – vol.LXXIV) London (1883); (1496) Q.I.1
653 A.A.V.V. Minutes of proceedings of the institution of civil Engineers(Forrest J. – vol.LXXV) London (1884); (1497) Q.I.2
654 A.A.V.V. Minutes of proceedings of the institution of civil Engineers(Forrest J. – vol.LXXVI) London (1884); (1498) Q.I.3
655 A.A.V.V. Minutes of proceedings of the institution of civil Engineers(Forrest J. – vol.LXXVII) London (1884); (1499) Q.I.4
640 A.A.V.V. Maison rustique du 19° siecle Encyclopedie d’agricolture pratique(tomo III) ; (734) G.V.6
