Notebook HERLITZ FAKTURA NETTO A5 (full) O+1K MICHALCZYK I PROKOP, model 103-3E

HERLITZ FAKTURA NETTO A5 (full) O+1K is an A5-format invoice notebook designed for financial documentation and invoicing tasks. Produced by HERLITZ in cooperation with MICHALCZYK I PROKOP, this model features a full layout with an original and one carbon copy (O+1K), enabling immediate double-entry receipts and structured record-keeping. Its compact A5 size makes it suitable for desk use, field sales, and mobile invoicing while preserving legibility and professional presentation of fiscal information.

Advantages

The notebook offers a ready-to-use paper solution for issuing invoices and receipts with clear duplicate copies, helping streamline bookkeeping and reduce administrative errors. The full-form layout includes pre-printed fields for common invoice elements, which simplifies data entry and ensures consistent documentation. The compact A5 format balances portability and sufficient writing area, and the carbon-copy design creates reliable duplicates for customer and company records.

Suitable for

• Small businesses issuing paper invoices and receipts
• Mobile salespeople and service technicians needing on-site documentation
• Accounting entries and manual bookkeeping tasks
• Archiving paper copies for tax and audit purposes

Key specifications

• Format: A5
• Layout: full form with original + one copy (duplicate)
• Copy method: carbon-copy duplicates
• Intended use: invoice and receipt issuance, financial documentation
• Binding: notebook style suitable for sequential numbering and storage

How to use

Open the notebook to the next unused set of pages, write the invoice or receipt details in the pre-printed fields on the original copy; the carbon layer will transfer the information to the duplicate beneath. Tear or detach the copies along the perforation if present, provide the original to the customer and retain the duplicate for your records. Store used sheets flat and organized by date or sequential number to maintain an accurate paper trail for accounting and tax reporting.

Usage recommendations

Use a medium-point pen to ensure clear transfer to the duplicate and avoid excessive pressure that could damage the form. Keep the notebook on a firm writing surface during use and store it in a dry place to prevent smudging or deterioration of the paper and carbon layer.