Richard R. Blake's Discussions
| Discussions Replied To (1) | Replies | Latest Activity |
|---|---|---|
 "I did not invent the Trombe wall, the idea is so old that even the man it is named a…"Richard R. Blake replied Oct 13, 2008 to Household Devices to Save Energy |
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Feb 10, 2010 Reply by ralph dunn jr |
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