about midnight
None materialized into solidity . But the `` ghosts '' were seen , appearing , vanishing , and reappearing always farther north . It was a world menace ! * * * * * At about midnight Mr. Dorrance joined Jane , Don and me where we stood by the Government House windows watching the distant motionless group of enemy lights . He was pale and harassed . `` No use for you to stay here , '' he told us . `` Don , you and Bob take Jane home .