Croxley JD55 Pen Carbon Duplicate Book A4 Feint & Margin 100 PagesAn A4 sized (210x297mm) duplicate book with 100 numbered leaf sets, featuring white wove paper with feint ruling and a margin for organized note taking. Thermoplastic bound, the first leaf is perforated for easy removal, while the second remains fixed and numbered, with carbon paper for instant copies. Ideal for invoices, receipts, or record keeping in businesses, schools, or administrative settings.