The <a href="https://en.wikipedia.org/wiki/Western_Pennsylvania_Hockey_League" id="mwrw" rel="mw:WikiLink" title="Western Pennsylvania Hockey League">Western Pennsylvania Hockey League</a>, which later became the first <a href="https://en.wikipedia.org/wiki/Ice_hockey" id="mwsA" rel="mw:WikiLink" title="Ice hockey">ice hockey</a> league to openly trade and hire players, <a href="https://en.wikipedia.org/wiki/1896–97_WPHL_season" id="mwsQ" rel="mw:WikiLink" title="1896–97 WPHL season">began play</a> at <a href="https://en.wikipedia.org/wiki/Pittsburgh" id="mwsg" rel="mw:WikiLink" title="Pittsburgh">Pittsburgh</a>'s <a href="https://en.wikipedia.org/wiki/Schenley_Park_Casino" id="mwsw" rel="mw:WikiLink" title="Schenley Park Casino">Schenley Park Casino</a>.