Hope this link works. Can print or view historical maps for free.
http://places.galwaylibrary.ie/maps/#M233|LX89295Y23694|S0.3640733|I9sl%2B8sl%2B10sl|WiCddX8Y7W316H220Vt|WfCbbX7Y41W265H496VtI8OsD10%2B288%2B308%2B149|WxCaaX48Y45W284H321VtI8E1773DslT0|Fx
http://places.galwaylibrary.ie/asp/fullresult.asp?id=26482