Another Things of Science unit from 1963 — this one on copper. The unit I purchased off eBay appears to be more or less complete.
Here is the booklet:
Things of Science #276 — Copper
More Things of Science scanned here.
The “things”:
Another Things of Science unit from 1963 — this one on copper. The unit I purchased off eBay appears to be more or less complete.
Here is the booklet:
Things of Science #276 — Copper
More Things of Science scanned here.
The “things”:
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