★0.0 Particulars of the various duties performed through the General Mercantile Agency and Private Inquiry Office, first office of the kind established in the Colonies of Australasia by Berliner, Otto. ☆☆☆☆☆ ☆☆☆☆☆ 0.0/10 0 reviews
★0.0 Catalogue of engineering, surveying, optical and scientific instruments manufactured and imported by Otto Boettger, optician and scientific instrument maker to the South Australian and other governments... by Otto., Boettger ☆☆☆☆☆ ☆☆☆☆☆ 0.0/10 0 reviews