Manuscripts & Autographs Index (MSAI)
Manuscripts & Autographs Index (MSAI): a daily market-performance index for the manuscripts and autographs market, built on ALT/FNDATA's dataset of over 38,000 lots since 2001, with 24,000+ realised prices. Daily index values for benchmarking and research.
What this listing delivers
- Daily market-performance index for the manuscripts and autographs market, built on 38,000+ lots since 2001, with 24,000+ realised prices.
- Grounded in realised auction and marketplace prices. Delivered in JSON, CSV and SQL formats.
- Part of a family of ALT/FNDATA rare books and manuscripts indices on AWS Data Exchange. Daily-updated index values.
Coverage & methodology
The Manuscripts & Autographs Index (MSAI) delivers daily index values tracking the manuscripts and autographs market on a consistent methodology, for benchmarking, valuation and research. The index is built on ALT/FNDATA's rare books and manuscripts sales data (over 38,000 Manuscripts & Autographs lots since 2001, with 24,000+ realised prices). Index values come in JSON, CSV and SQL formats and update daily.
Access
This dataset is published on AWS Data Exchange as part of the ALT/FNDATA catalogue. For subscription terms, a data sample, delivery format and enterprise licensing, contact our data team and we will get you set up directly.
Start with the Rare Books & Manuscripts data today.
Create a free account to explore books & manuscripts pricing in the app, or talk to us about API access and licensing for your team.
Source: ALT/FNDATA, 19.24M realized auction results across 37 collectible categories, normalized to USD. Featured lot images courtesy of the auction houses named. Methodology · All datasets · Brands · Market statistics