THE CENTATJB CONVERTIBLE TEICYCLE Is constructed so that it wUl divide in the centre to passthrough an ordinary doorway, and in 3-J minutes can be con-verted into a single machine if requii-ed. For this purpose, anextra wheel and connections are supplied. The above illustra-tion (engraved from a… … TECE convertible (fOR ONE BIDEr). In a former number we have given a detailed description ofthis machine; since then makers have given a more efficient brake power, and simplified the method of disoonnectiou andconversion.