[plt-scheme] Where can I find the rocket-s.jpg image of "How to Design Programs/2e: Prolog, Section 2?"

From: Matthias Felleisen (matthias at ccs.neu.edu)
Date: Mon Aug 18 10:23:57 EDT 2008

Apologies. The Prologue was supposed to energize an HtDP/2e effort  
and was supposed to come with pictures and web pages. Well, I was too  
busy and I am still too busy. So Shriram has collected our world  
material and has put out a collection for now. -- Matthias





On Aug 18, 2008, at 2:24 AM, Benjamin L.Russell wrote:

> While trying to follow along "How to Design Programs/2e: Prolog,
> Section 2" (see
> http://www.ccs.neu.edu/home/matthias/HtDP/Prologue/book-Z-H-4.html), I
> got stuck in trying to insert the rocket-s.jpg image; viz.:
>
>> One important library -- world.ss -- supports operations for  
>> computing the width and height of an image:
>>
>> (* (image-width <rocket-s.jpg image> )
>>   (image-height <rocket-s.jpg image> ))
>>
>> Once you have added a library to your program, clicking Run gives you
>>
>>    1200
>
> I was unable to find this image just by going to the "Insert" ->
> "Insert Image..." menu item, and when I finally right-clicked on the
> image in the browser, then clicked on "Save Image As...," it saved as
> "rocket-s.jpg," but then executing the above function in the
> Definitions Window returned the following value in the Interactions
> Window:
>
>> 1176
>
> This is not what the text specifies.  How should I insert the image so
> that I get "1200" as the result of executing the above function?
>
> (Incidentally, do you know why "Prolog" comes up as the page title
> when saving a bookmark of the page?  Is this a bug, or is the book
> actually related to Prolog?)
>
> -- Benjamin L. Russell
>
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