*[IRG N2107R2](https://github.com/unicode-org/uk-source-ideographs/raw/main/IRGN2107R2.pdf) (PDF), which was originally submitted as IRG N2107 for[IRG#45](http://appsrv.cse.cuhk.edu.hk/~irg/irg/irg45/IRG45.htm), documents the 1,640 UK-source ideographs that were submitted for IRG Working Set 2015, 1,566 of which are encoded in[CJK Unified Ideographs Extension G](https://www.unicode.org/Public/13.0.0/charts/blocks/U30000.pdf) ([Unicode Version 13.0](https://www.unicode.org/versions/Unicode13.0.0/)). The per-ideograph attributes can be found in an Excel file that is a PDF attachment. For purely legacy reasons, these 1,640 UK-source ideographs, along with 16 that were withdrawn in the first revision of IRG N2107, can also be found in Unicode Standard Annex#45 ([UAX#45](https://unicode.org/reports/tr45/)),*U-Source Ideographs*, as source references UK-01313 through UK-02968.

*[IRG N2232R](https://github.com/unicode-org/uk-source-ideographs/raw/main/IRGN2232R.pdf) (PDF), which was originally submitted as IRG N2232 for[IRG#49](http://appsrv.cse.cuhk.edu.hk/~irg/irg/irg49/IRG49.htm), documents the 1,000 UK-source ideographs that were submitted for IRG Working Set 2017,most of which areexpected to beencoded in CJK Unified Ideographs Extension H. The per-ideograph attributes can be found in an Excel file that is a PDF attachment.

*[IRG N2232R](https://github.com/unicode-org/uk-source-ideographs/raw/main/IRGN2232R.pdf) (PDF), which was originally submitted as IRG N2232 for[IRG#49](http://appsrv.cse.cuhk.edu.hk/~irg/irg/irg49/IRG49.htm), documents the 1,000 UK-source ideographs that were submitted for IRG Working Set 2017,917 of which are encoded in[CJK Unified Ideographs Extension H](https://unicode.org/charts/PDF/U31350.pdf) ([Unicode Version 15.0](https://www.unicode.org/versions/Unicode15.0.0/)). The per-ideograph attributes can be found in an Excel file that is a PDF attachment.

Evidence images for both IRG N2107R2 and IRG N2232R are easily downloaded from the[Latest Release](https://github.com/unicode-org/uk-source-ideographs/releases/latest/) as*UKSourceEvidence.pdf*, which is a 1,236-page bookmarked PDF.