These used to be easy to find , but get hidden on the web ! They are easily printed off ,very clear and ideal for finding targets using a red dot finder or Telrad. I started off with a rdf on a 130 Heritage Dob. It’s an ideal starting out set of charts, NGCs and other targets can be easily added ,
Nick.http://www.star-shine.ch/astro/messiercharts/messierTelrad.htm