"She had a delightful visit from the Dream People."  From Loraine and the Little People by Elizabeth Gordon and illustrated by M. T. Ross, 1915.

Adrift on the Black Wild Tide by James Johnson Kane, 1878.

What constitutes daydreams?  Days and Dreams, of course.  (Madison Julius Cawein, 1891).

"But what's a dream? a shooting star? a noise / Heart in the day, or night? Chimeras all?"  From Clifford, A Tragedy by Arthur Clifford, 1817.

Reblog if this is as good an explanation as any for why you wake up tired.  From Fliegende Blätter, 1935.

Reblog if this is a typical night's sleep for you.  From Fliegende Blätter, 1934.

Pastry chefs daydream about savories.  From Fliegende Blätter, 1937.

From Truth Christmas Number, 1894.

"But now it does not seem so hard to go, / Since all life seems a dream within a dream, / And I myself the strangest dream of all."  (Robert Buchanan, "Justinian," 1880).

A journey in dreams -- "We began to move slowly northward."  From English Illustrated, 1900.

From Mocca, 1929.

"Discovery of murderers by a dream," from Remarkable Apparitions and Ghost Stories, or Authentic Histories of Communications (Real or Imaginary) with the Unseen World by Clarence Day, 1848.

From Judy, Or The London Serio-Comic Journal, 1875.

Here's a precursor to The Cat in the Hat.  From The Harvard Lampoon, 1878.

From Judy, Or The London Serio-Comic Journal, 1874.

From Judy, Or The London Serio-Comic Journal, 1880.