Hacker News New top story on Hacker News: The ABC's of Guiding the Child (1967) [pdf] By new Wednesday, May 29, 2019 Comment Edit The ABC's of Guiding the Child (1967) [pdf] 93 by jyriand | 22 comments on Hacker News. Related PostsNew top story on Hacker News: Canadian team confirms presence of huge unexplored cave in British ColumbiaNew top story on Hacker News: Mozilla hit with takedown request for anti-paywall addonsNew top story on Hacker News: Old coal mines can be underground food farmsNew top story on Hacker News: How Google Code Search Worked: Regex Matching with a Trigram Index (2012)
![New top story on Hacker News: The ABC's of Guiding the Child (1967) [pdf]](https://3.bp.blogspot.com/-KYs7bNsL5eQ/V2d1Z0U4Y7I/AAAAAAAAm-Y/VPHnY95ua4ILVJDoP-FicZ8tPJpQpza5QCLcB/s600/no-thumbnail.jpg "New top story on Hacker News: The ABC's of Guiding the Child (1967) [pdf]")
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