mounting blocks
...that mounting blocks , stone or wood blocks for mounting and dismounting a horse or cart, began to fall out of use around 1790?
...that <b id="mwBqI"><a href="./Mounting_block" id="mwBqM" rel="mw:WikiLink" title="Mounting block">mounting blocks</a></b> <i id="mwBqQ">(example pictured)</i>, stone or wood blocks for mounting and dismounting a <a href="./Horse" id="mwBqU" rel="mw:WikiLink" title="Horse">horse</a> or <a href="./Cart" id="mwBqY" rel="mw:WikiLink" title="Cart">cart</a>, began to fall out of use around 1790?