Note 39 — PART SECOND. NOTES ON THE ILLUMINATION OF LIGHTHOUSES, WITH SHORT NOTICES OF THEIR EARLY HISTORY.
Reading edition
From the Greek κατοπτρον, a mirror; a compound of κατα, opposite to, and ὂπτομαι, I see.
Reading edition
From the Greek κατοπτρον, a mirror; a compound of κατα, opposite to, and ὂπτομαι, I see.