An Engineer's Personal Tools
A quality automatic watch, a good fountain pen and above all, an HP scientific programmable calculator.
This photo is marked as: Safe.
|Available sizes:||Small, Medium, Large, Original (1600×1401, 279.2KB)|
|Captured:||Jan 4, 2013|
|Uploaded:||Jan 10, 2013 (UTC)|
|Focal length:||34 mm|
|Shutter speed:||1/15 sec|
|Umbrellas by pleytime|
from An A to Z of Subjects- Week 21, U
|Glass ball on a perforated metal plate _2 by harubux|
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