Assuming your Ruger #1 is a Medium Sporter, prices range from $321 for Good, $527 Excellent, $636 for new-in-box. Source- Gun Trader's Guide, 32nd Edition.
4570 ,
Maker and price
A few hundred to multiple thousands of USD depending on EXACTLY what you have.
The 45/70 is best kept in the 0-150 yard range out of a lever gun.
The best answer I can give you is to post at http://www.trapdoorcollector.com/
4570 g = 4570000 mg
There are 1000 millimetres in one metre. Therefore, 4570 millimetres is equal to 4570/1000 = 4.57 metres.
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0.0026
Assuming that milemmeters is really millimetres, 4570 mm = 4.57 metres.
4570
anything that walks the earth! that said it's a football field ot less. it drops fast but up close it wallops!! kicks a liitle too.