Author Archives: John Mark Ockerbloom

About John Mark Ockerbloom

I'm a digital library strategist at the University of Pennsylvania, in Philadelphia.

Public Domain Day 2020: Coming Around Again

I’m very happy for 2020 to be arriving.  As the start of the 2020s, it represents a new decade in which we can have a fresh start, and hope to make better decisions and have better outcomes than some of … Continue reading

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2020 vision #5: Rhapsody in Blue by George Gershwin

It’s only a few hours from the new year where I write this, but before I ring in the new year, and a new year’s worth of public domain material, I’d like to put in a request for what music … Continue reading

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2020 vision #4: Ding Dong Merrily on High by George Ratcliffe Woodward and others

It’s beginning to sound a lot like Christmas everywhere I go.  The library where I work had its holiday party earlier this week, where I joined librarian colleagues singing Christmas, Hanukkah, and winter-themed songs in a pick-up chorus.  Radio stations … Continue reading

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2020 vision #3: The Most Dangerous Game by Richard Connell

“Be a realist. The world is made up of two classes–the hunters and the huntees. Luckily, you and I are hunters.” Sanger Rainsford speaks these words at the start of “The Most Dangerous Game”, one of the most famous short … Continue reading

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2020 vision #2: When We Were Very Young by A. A. Milne

I mentioned in my previous post that I was looking forward to works entering the public domain in the US as a routine annual event. This coming January 1, we’ll have the second large expiration of copyrights in the US … Continue reading

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2020 vision #1: Opportunity

In just thirty days from when this post appears, a new crop of works will join the public domain. Exactly what will come out of copyright will vary by country.  In Europe and other places with “life+70 years” copyright terms, … Continue reading

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Wikipedia and the deep backfile

We’re continuing to add serial information to the Deep Backfile project that I announced here last month.  I’m adding some of the existing information in The Online Books Page serials listings and our first serial renewals listings that hadn’t initially … Continue reading

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Invitation to participate in a new project: Help open journals’ deep backfiles

As I’ve noted here previously, there’s a wealth of serial content published in the 20th century that’s in the public domain, but not yet freely available online, often due to uncertainty about its copyright (and the resulting hesitation to digitize … Continue reading

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Everybody’s Library Questions: Copyright and advertisements

My previous post answered a reader question about how to determine whether a newspaper (or other serial issue) was under copyright or not.  (More details about the process can be found in our guide “Determining copyright status of serial issues”.)  … Continue reading

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