138 ARTICULATED TRACKED VEHICLES, LIGHT 4

Snowmobile Ersh

Snowmobile Ersh moving only on snow or ice. http://strannik-v.ru/topic666.html, https://www.youtube.com/watch?v=zH13jrX5MTs

Myski late 60s and 1972

Myski 10, one of the first, late 60s model. Pentti Karhi, at Oulu, produced this first Myski 10 (on left). He discussed with Vela in 1975 to build 16 units. This articulated (in yaw) snowmobile without skis could travel on grounds all year round.. Engine was at the front. http://www.teolehtimaki.fi/files/Lynx%201975.pdf http://www.kaleva.fi/uutiset/galleriat/lumivempaimia-ja-moottorikelkkoja-vanhossa-kuvissa/7618/807490/, http://www.unusuallocomotion.com/pages/museums/museum-of-lusto-in-finland-forest-machinery.html, https://www.youtube.com/watch?v=Q6r9ZKxpZdY