I spent a while looking for a free copy of the instructions for the Technics float plane from the 1980s, and the only place I was able to find a scan of it was

I spent a while looking for a free copy of the instructions for the Technics float plane from the 1980s, and the only place I was able to find a scan of it was on https://www.toysperiod.com https://www.toysperiod.com, which has an extensive Lego reference section.