Jim Owens Long Range Data Book, by M/SGT James R. Owens.

This book features loads of valuable information for long-range competition shooters.
Some of the features are:

• 54 two-sided pages for the 600-yard stage and 54 two-sided pages for the 800/900/1,000-yard target
• 14 Sets of Wind Charts
• Wind Speed Estimating Guide
• Larger plotting areas
• All Scoring rings are Proportional
• Jim Owens “Amended” grid lines
• “Gun Round Count” page
• Chart detailing the scores needed for each classification
• A chart giving the dimensions of the scoring rings
• A chart describing the scoring system
• A guide for normal come-ups from 100 to 1,000 yards in 100-yard increments

108 pages – Softcover.