Mc time travels and builds a two wheel cart covered in canvass and painted
Mc time travels and builds a two wheel cart covered in canvass and painted
That sounds like it might be Ernest Bywater's Damsels in Distress Chaos Calls stories; Medieval level technology (not western) and portals rather than time travel, but canvas-and-varnish covered two-wheel wagons for fighting mobility.
Mc time travels and builds a two wheel cart covered in canvass and painted
Sounds like my Will to Survive which sharkjcw has given you the link for.