| Site: |
Comments: |
| Dendrochronology | Dating using tree rings. Also a little about
carbon-14 and solar events. |
| History Hub |
"A support community managed by the National
Archives for researchers, citizen historians, archival
professionals, and open government advocates." |
| Vintage
News |
Not exactly what most of us think of as
"history", but a lot of good stuff that's old or very old. |
| Site: |
Comments: |
| CIA
World Factbook Maps |
Wide range of maps kept up-to-date |
| Geospacial
Solutions |
|
| Longitude:
The True Story of a Lone Genius Who Solved the Greatest
Scientific Problem of His Time. |
Excellent book by Dava Sobel. Could
also belong in Time Keeping.
|
| Vivid
Maps |
Many things plotted on maps |
| World
Atlas |
| Site: |
Comments: |
| Geo
Lounge |
all things geography |
| Geokov
Map Projections - types and distortion patterns Free Educational and Spatial Data Resources |
Online mapping tools. |
| National
Geospacial-Intelligence Agency |
| Site: |
Comment: |
| Big Ben
recorded in 1890 |
"The History Guy" on Youtube. Recording
is after the closing credits. |
| Computerphile's
overview of time zones. |
Serious and very funny. |
| GPS World
|
This site could also be in Cartography or Geography. |
| (The) Greenwich
Meridian |
Large site of information including history,
calculations and links. |
| Network Time
Protocol |
NTP software, Public server pool |
| Royal
Observatory Greenwich |
The historical standard for GMT. 300
foot error. The actual observatory was closed in
1998. Deeper
explanation with extensive references. |
| Tycho
(U.S. Naval Time Service Department) |
Time standards |