Daily refill for Burkhart's Day Counter features a complete financial calendar that counts days forward in 30-day periods for a year. Use pages to compute interest, elapsed time on notes and maturity dates. Dated refill ranges 12 months from January to December and includes monthly tabs, call-loan table, monthly loan table and 30-day period table, three years of advance planning, and U.S. Federal and Canadian holidays. Each two-page-per-day spread includes a previous month block on every page and a full year's reference. Half-hourly appointment slots range from 8 AM to 5:30 PM. Calendar refill fits E58-style base.Daily refill for Burkhart's Day Counter features a complete financial calendar that counts days forward in 30-day periods for a year. Use pages to compute interest, elapsed time on notes and maturity dates. Dated refill ranges 12 months from January to December and includes monthly tabs, call-loan table, monthly loan table and 30-day period table, three years of advance planning, and U.S. Federal and Canadian holidays. Each two-page-per-day spread includes a previous month block on every page and a full year's reference. Half-hourly appointment slots range from 8 AM to 5:30 PM. Calendar refill fits E58-style base.