You can merge this Pull Request by running   git pull https://github.com/tcort/How-to-Make-a-Computer-Operating-System spelling Or view, comment on, or merge it at:   https://github.com/SamyPesse/How-to-Make-a-Computer-Operating-System/pull/22 Commit Summary Spelling fixes. File Changes M Chapter-1/README.md (2) M Chapter-3/README.md (6) M Chapter-5/README.md (6) M Chapter-6/README.md (4) M Chapter-7/README.md (6) Patch Links: https://github.com/SamyPesse/How-to-Make-a-Computer-Operating-System/pull/22.patch https://github.com/SamyPesse/How-to-Make-a-Computer-Operating-System/pull/22.diff