Mark C1 Front lower. Note similarity to Mark H3.
Date: c1890
Mark C2 Front bottom. Can be inscribed. Mark C3 is sometimes on the back.
Date: c1893 (print form)
Mark C3 Back. Mark C2 or C6 is on the front.
Missing from the scan, at the bottom: “REG. C. E. x C.”
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Mark C4 Rubber stamp on back.
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Mark C5 Front lower
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Mark C6 Front lower. Mark C3 on back (proving this is a Charlotte St mark)..
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Mark C7 Front lower
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