Electrical measuring instruments / EGCO Gossen Eliminating corrosion in the power plant : Weir optimum de-aerator Signaal sails the seven seas / Hollandse Signaalapparaten B.V Fundamentals of instrumentation for the industries / Honeywell Operating instructions and spare parts list for the villiers engine : Mk. 20, Mk. 25 / The Villiers Engineering Co Ltd Catalog R : may 1963 / General Radio Company Lichtafsluiting Henry Gun Spares International : specialists in rare original & reproduction antique gun parts & accessories / Henry Gun Spares International Bofors. Bericht über die Vorführungen und Schiessversuche in Bofors am 6.-9. Februar 1933 Induction and dielectric heating / by J. Wesley Cable Tout pour l'aviation : catalogue 1928 de la maison Marabini-aviation / Marabini-aviation Electronic communication equipment available from Duff & Company, Inc / Duff & Company