Natuurkunde in de Huiskamer, by Tom Tit 53393 [Subtitle: ongeveer 100 proeven met huishoudelijke voorwerpen.] [Translator: D. H. Cocheret.] [Language: Dutch] [Link: http://www.gutenberg.org/5/3/3/9/53393 ] [Files: 53393-8.txt; 53393-h.htm] Thanks to Jeroen Hellingman and the Online Distributed Proofreading Team at http://www.pgdp.net/ for Project Gutenberg. Info from uploader: "Tom Tit" is a pseudonym of Arthur Good Regards, Al