d u t c h  t e a - t a s t e r s  w e a r i n g  g l a s s e s
Camellia, from Illustrations of the Natural Orders of Plants with Groups and Descriptions, by Elizabeth Twining, 1868
The tea-tasters of all nations wear glasses. It is a well-known fact, though not one that admits of a simple explanation. Steam? Of these particular men it ought to be said: perhaps the Dutch tasters have not only a nose for the job, but an eye, too. As with the tulip, so with the camellia, etc.

I actually had to exclude and crop out still more tasters who were wearing glasses. I was in danger of overwhelming you.

The Tasters.