But city officials and structural engineers said yesterday that although the cold, blustery weather might have been a common thread, the fact that masonry fell from three buildings and two entire walls crumbled from a fourth on 42d Street, all during one 24-hour period, appeared to be pure coincidence.

Do you remember in the fire at the Towers, when we crouched in that vault and the walls crumbled overhead, you said you saw His angel bending over us and heard his speech.

Towers fell and mountains slid; walls crumbled and melted, crashing down; vast spires of smoke and spouting steams went billowing up, up, until they toppled like an overwhelming wave, and its wild crest curled and came foaming down upon the land.

Concessions bought from the Communists by West German governments over the years had made the border a little more porous by the time the wall finally crumbled last Nov. 9.

The earth rocked as walls crumbled in a cascade of steam, shattering glass and screams.

The ceiling collapsed, the walls crumbled and twisted metal trapped him in the dark.

Emergency workers and city officials said a brief delay between the time that the second-floor wall crumbled and the collapse of the rest of the building saved dozens from being killed or seriously injured.

The thick wall crumbled like papier-mache under the assault, giving way to a smaller chamber along- side the hangar.

The water poured through the gap, wrenching away concrete blocks so that the wall crumbled before our eyes and the water poured in a great muddy cascade on to the roadway.