12 JUNE 1869, page 9

The Late Co-operative Congress.

T HE Co-operative Congress lately held in the Ade1phi must have appeared to those who personally followed its proceedings to have united the largest amount of practical......

"double And Single Reference."

O UR readers may be under the impression that Double and Single Reference' is either a rule of arithmetic,—perhaps variety of tare and tret, —or else a mode of ledger-keeping......