The Kodak Ektar 100mm/f:3.5 on the Medalist is a Heliar design (five elements, three groups). I've adapted one for 35mm use and like it quite a lot.(posted 8730 days ago)On the Medalist, see:
http://www.smu.edu/~rmonagha/mf/kodakmedalist.html
On my adaptation, see:
http://www.smu.edu/~rmonagha/mf/medalist/