The phenomenon that leads to the simultaneous appearance of several books on similar subjects has a parallel in science.

Tigris found herself bewildered by the simultaneous appearance of two Woods, who shouted contradictory commands.

Dr. Edelman argues that still other pathways then evolve in the brain associated with the simultaneous appearance of the other two.

The college president is resisting the simultaneous appearance of the opposition; perhaps Williams alumni and trustees will reason with him.

The simultaneous appearance of two films or two books on the same subject is common.

Aside from them, most known animal phyla make a more or less simultaneous appearance during the Cambrian period, about 542 million years ago.

The simultaneous appearance of minor demon-deities of a destroyed religion?

The simultaneous appearance of militias loyal to secessionist leaders only hastened the descent into chaos.

The simultaneous appearance of two new Schindler monographs takes McCoy's cause a giant step farther.

Then, suddenly she and another Myrmidon, separated by a good hundred yards, managed simultaneous appearances directly north of the buildings.