about twelve o'clock
`` Yes , Mr. Boland 's out , '' replied Miss Masters . She sat down at a typewriter and inserted a sheet of paper in the machine . `` He left a message for you , however . He told me this morning that if you called I should ask you to ` phone him about twelve o'clock . He 'll try to see you then for a moment . '' `` All right , '' said Druce , `` thanks . '' But he made no move to go .