Micro cars you may have not seen before

 above, 1955 Inter 175A Berline

Above, Paul Vellee Chantecler

Above, 1959 Scootacar Mk 1

above, the 1951 Reyonnah

Above, the precursor to the BMW Isetta, The Rivola Isetta

All from http://www.unusualcorner.com/10-of-the-most-unusual-vintage-microcars/