# Paper & Scale

> Paper dimensions, print calculations and reproducible layout references.

Canonical website: <https://paper-and-scale.com/>

This is an experimental, curated discovery index. The linked HTML pages are the canonical publications; selected Markdown representations quote the same source content. Availability here does not establish a search-ranking or retrieval benefit.

## Selected references

- [A3 Paper Size: 297 × 420 mm, Inches & Pixels \| Paper & Scale](<https://paper-and-scale.com/paper-sizes/a3/index.md>): A3 paper is 297 × 420 mm (11.69 × 16.54 inches). Check dimensions, pixel sizes at common resolutions and print scaling.
  - [Canonical HTML source](<https://paper-and-scale.com/paper-sizes/a3/>)
- [A4 Paper Size: 210 × 297 mm, Inches & Pixels \| Paper & Scale](<https://paper-and-scale.com/paper-sizes/a4/index.md>): A4 paper is 210 × 297 mm (8.27 × 11.69 inches). Check dimensions, pixel sizes at common resolutions and print scaling.
  - [Canonical HTML source](<https://paper-and-scale.com/paper-sizes/a4/>)
- [A5 Paper Size: 148 × 210 mm, Inches & Pixels \| Paper & Scale](<https://paper-and-scale.com/paper-sizes/a5/index.md>): A5 paper is 148 × 210 mm (5.83 × 8.27 inches). Check dimensions, pixel sizes at common resolutions and print scaling.
  - [Canonical HTML source](<https://paper-and-scale.com/paper-sizes/a5/>)

## Connected calculators

- [MCP connection guide](<https://paper-and-scale.com/lab/agent-tools/>): Five public read-only calculations, with methods, units and source URLs.
- [Remote MCP endpoint](<https://paper-and-scale-mcp.onrender.com/mcp>): Streamable HTTP protocol endpoint for compatible clients; it is not an HTML page.

## Study registration

- [Discovery experiments](<https://paper-and-scale.com/lab/search-experiments/>): Hypotheses, comparison guides, research boundaries and unmeasured outcomes.