Roosevelt era humor for the reincarnated Roosevelt president

Got two jokes out of a 1945 joke book.  This is the first:

The teacher was classifying a new pupil.  “Who gave us this beautiful school?” she asked.

“President Roosevelt,” he replied.

“Who gave us our wonderful transcontinental railroads?”

“President Roosevelt.”

“Who makes the trees grow and the flowers blossom?”

“God,” answered the pupil.

At this point an angry voice from the rear cried, “Throw that damn Republican out.”

And here’s the second:

A lawyer, a doctor, an architect, and an ardent American communist were lunching at Luchow’s, and fell to arguing over which profession had been established first in the world.

“A lawyer, of course,” said the first.  “Man could never have survived without a few simple laws to govern him.”

“Nuts,” said the doctor.  “Without a gynecologist, how could Cain and Abel have been born?”

The architect sneered.  “Long before that, my friends, before Adam and Eve, some architect must have been on the job to bring order out of the chaos.”

“Ah, ha!” beamed the communist.  “And who created the chaos?