After visiting enough historical railroad stations (or by reading this blog) it doesn’t take too long to get accustomed to the decorative symbols enmeshed within the architecture. A set of symbols, like the caduceus and the winged wheel, are all associated with transportation, and can be found on stations near and far – especially those designed in the Beaux Arts style. Many of these stem from the Roman deity Mercury – the swift messenger god that became associated with transportation, always depicted wearing a winged cap and a with caduceus in hand. Also common is the winged wheel, representative of...