Our reloading logbooks have the features we felt were important. The logbook has space for the firearm name, barrel, and cartridge. In addition, the logbook has space to record date, temperature / humidity, case, primer, bullet weight, powder, charge / setting, seating depth, exit speed, high velocity, low velocity, average velocity, standard deviation, group size, number of shots, and observations. There are 100 pages per book with over 1,400 different load recordings in the book.