Michael Hammer has found the original uncorrupted GISS US temperature data on John Daly’s web site. Prior to GISS/USHCN perverting the data set in the year 2000, the 1930s was the hottest decade.
Jennifer Marohasy » How the US Temperature Record is Adjusted

www.john-daly.com/usatemps.006
The data was originally here : http://www.giss.nasa.gov/data/update/gistemp/graphs/FigD.txt
If you try to go to that page, you get this :
Not Found
The requested URL /gistemp/graphs_v3/FigD.txt was not found on this server
So I went to the web archive, to look for an archived copy of the data on the GISS web site.
http://wayback.archive.org/web/*/http://www.giss.nasa.gov/data/update/gistemp/graphs/FigD.txt
This is what you get there :

Here is what www.giss.nasa.gov robots.txt looks like. Hansen is blocking the web archive from searching GISS data, selected meetings and his publications.
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Disallow: /meetings/arctic2007/ppt/
Disallow: /meetings/pollution2002/present/
Disallow: /meetings/pollution2005/day1/
Disallow: /meetings/pollution2005/day2/
Disallow: /meetings/pollution2005/day3/
Disallow: /meetings/pollution2005/posters/
Disallow: /meetings/lunch/
Disallow: /rp/
Disallow: /tools/modelE/call_to/
Disallow: /tools/modelE/modelEsrc/
Disallow: /tools/panoply/docs/projections/
Disallow: /tools/panoply/help/projections/
Disallow: /~crmim/publications/
Disallow: /~jhansen/
Disallow: /staff/mmishchenko/publications/
Disallow: /staff/jhansen/
Disallow: /staff/img/
User-agent: discobot
Disallow: /