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A5 Lined Notebook 8 mm standing closed on a plain surface, composition-style cover with a tiled illustration field and a label plate.

Plain Lab · notebook

Lined Notebook 8 mm

Eight millimetres between each rule, twenty-three lines to a page, plain and nothing else.

Price

from Rp 60.000

Softcover, French link sewing. Printed and sewn to order.

Ships in 6–14 business days · 7-day returns

4.9 from 85 buyer reviews of Hibrkraft

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Every cover and binding option is quoted when you order.

Specification

Type
Notebook
Trim
148 × 210 mm · 5.827 × 8.268 in
Pages
140
Leaves
70
Sheets
35
Signatures
7 × 20pp
Spine
8.01 mm
Paper
white
Ruling
lined
Ruling pitch
8.00 mm · 22.68 pt
Rows per page
23
Dating
Undated

Build it

Rp 60,000

Eight millimetres separates one rule from the next, twenty-three lines down an A5 page. That is the whole specification: no dot, no box, no margin column, just a line to write against. It sits between the two named rulings on this shelf, finer than wide and coarser than college.

A pitch this size holds an ordinary hand without crowding it and without leaving so much air above the line that a page looks half-finished. It is drawn as vector geometry rather than a tiled image, so the rule holds its edge at any zoom and the file stays small enough to matter.

It is a pitch, not a philosophy. There is nothing else on the page to argue about.

What is inside

Lined pages
132pp
8.00 mm rule, twenty-three lines to the page, drawn as vector geometry.
Reference
8pp
Conversion tables computed from definitions and emergency numbers checked against two sources.

In every book

The same six pages open every book: your details, who to call, the signs to point at when you have no shared language, and the map. They sit at the front because the moment you need them is not the moment to be flicking through.

This book belongs to
One page for your name and number, so a book that goes missing can come back.
My details
Blood group, allergies, who to call. Written once, carried everywhere.
Emergency numbers
Forty countries, taken from Wikidata property P2852 (CC0), agreed across two sources, every row carrying its QID. Numbers change and a book does not — verify locally on arrival.
Point at this
A pictogram grid captioned in English above and Indonesian below, for when there is no shared language.
World map
Natural Earth 110m, public domain, equirectangular, with UTC hour meridians computed from the projection rather than from a timezone database. For orientation and for pointing at, not a navigation chart.
Conversion tables
Computed from definitions — 25.4 mm to the inch — and not copied from anywhere, so every row can be checked by anyone holding the book.
Pen test leaf
The last page, printed for it on purpose. Every notebook is used this way; printing it deliberately is cheaper than losing the last leaf to it by accident.

The film

Page by page

A vertical film, 52 seconds: the cover, the ruling page, then 5 reference pages. Synthesised ambient bed, no dialogue — captions in three languages.

A vertical film from our own bench — this page contacts nobody's server to play it, and downloads nothing until you press play.

What is inside this book?

Five pages from the Lined Notebook 8 mm shown as cards: a ruled page, a section divider, a conversion table, an emergency page, and a world map page.
Five pages rendered straight from the print file: a ruled page, a divider, a conversion table, the emergency page, and the world map page at the back. Every rule is geometry, not a bitmap, which is the difference between a line that stays crisp and one that goes soft the moment somebody zooms in.
Specification card for the Lined Notebook 8 mm listing 132 ruled pages at 8.00 mm, 23 lines per page, 140 pages total, A5 trim.
One hundred and thirty-two pages ruled at 8.00 mm, twenty-three lines each, vector throughout so the file stays small. Eight pages of reference matter close the book: conversion tables computed from definitions, emergency numbers checked against two independent sources. One hundred and forty pages total, A5, seven sewn signatures of twenty.
Computed from definitions — 25.4 mm to the inch — and not copied from anywhere, so every row can be checked by anyone holding the book. — Lined Notebook 8 mm
Conversion tables
Forty countries, taken from Wikidata property P2852 (CC0), agreed across two sources, every row carrying its QID. Numbers change and a book does not — verify locally on arrival. — Lined Notebook 8 mm
Emergency numbers
One page for your name and number, so a book that goes missing can come back. — Lined Notebook 8 mm
This book belongs to
A pictogram grid captioned in English above and Indonesian below, for when there is no shared language. — Lined Notebook 8 mm
Point at this
Natural Earth 110m, public domain, equirectangular, with UTC hour meridians computed from the projection rather than from a timezone database. For orientation and for pointing at, not a navigation chart. — Lined Notebook 8 mm
World map

The PDF of this book.

We do not sell the design or the PDF. Download it free, with no conditions at all, not even tracking. What we sell is the book, a real object that is genuinely useful and can help your life.

Download PDF PDF · 140 pages · 0.4 MB

Made at the Hibrkraft bindery, Bogor · about the maker

Compared with

Books that sit alongside it

Questions

What is the line spacing?

8.00 mm, measured off the finished page.

How many lines per page?

23, down an A5 page.

How does 8 mm compare to wide or college ruling?

Finer than the wide rule on this shelf, coarser than the college pitch.

Is it dated?

No.

Is the ruling printed as an image?

No. It is vector geometry, so it holds its edge at any zoom and keeps the file small.

There is another experiment by which I will shew you its weight.
Michael Faraday, The Chemical History of a Candle, 1861

Price

from Rp 60.000

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Track Record

  • 15 Years of Work
  • 100,000+ Products Made
  • 4.9 Google Rating · 85 reviews
  • 5 Countries UAE · MY · CA · DE · NL
  • 2,000 pcs Capacity / Month
Trusted by
Pertamina · POLRI · PPLi · Unilever
Covered by
TVRI · Trans7 · MNC Home Living · iNews Radio
In print
Tabloid Nova · Bogor Today · Tren Bogor
Awards
UDUNAN 2020 Winner · Ekraf Jabar · Mitra Jabar
The Hibrkraft team outside the workshop in Bogor
The Hibrkraft team, Bogor
Download the Hibrkraft Company Profile PDF · 31 pages · 5,6 MB · 2026-09-22

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