Forum: The .257 Cartridge Rifles and uses
12-20-2005, 03:35 PM
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Replies: 9
Views: 16,237
About ten years ago, Rick Jameson in Shooting...
About ten years ago, Rick Jameson in Shooting Times got his first Oehler M43 and tested some of his own maximum loads in the .22-250. He found that even though the loads looked fine in his rifles,...
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Forum: The .257 Cartridge Rifles and uses
12-19-2005, 10:30 AM
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Replies: 9
Views: 16,237
Take much of Ackley's load data with a grain of...
Take much of Ackley's load data with a grain of salt. He developed almost none of it himself, instead relying on data "from various sources", including his customers(!). Modern pressure-tested data...
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Forum: The .257 Cartridge Rifles and uses
12-14-2005, 10:51 AM
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Replies: 9
Views: 16,237
The typical Ackley Improved case gives a modest...
The typical Ackley Improved case gives a modest increase in velocity over the parent case - as long as both are loaded to the same pressures. All one has to do is look at modern tested loading data...
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