In order to complete our walking machine catalogue, we would be pleased if you could send us a picture of your walking machine, either
Please fill in completely every part of the questionnaire; if anything is not clear, please see the descriptions in the catalogue.
Concerning the `REFERENCES`: Please indicate the address of references, also in html-format. Otherwise, state the addresses or send us a bib-tech- file.
Thank you in advance for your help.
Karsten Berns