迅速用谷歌搜索一下，就会发现许多博客条目和过去数月出现的不同邮票和信件的图片，全是从坦桑尼亚来的。
A quick Google search threw up several blog entries and pictures from the past few months with different stamps and letters, all originating from Tanzania.
有的人将他们的整个办公室都数字化了，包括图片、账单和信件。
Some are digitising their entire office, including pictures, bills and correspondence.
信件，挂图，图片都是文献。
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