| Show POST CARDS U B an amended orr order fm from tb the pot pest office department at Wun Washington tol a copy o of which wu was rIved received by Post Postmaster master mtr To Thomas Ill the mine mailing ot of p postcards which contain tn plc particles ot of glass 1 mIca and aud ohe other substance un unIe Ie lees th the card be securely end enclosed II in ina a sealed ed envelope I Is tob forbidden The Te order which I I signed by Postmaster General O von 1 La M Meyer ix as 4 I particles ot of glass iii mica Id sand tinsel or other lull tar lal are except when treated II in such a manner ci wil will prevent Ihl the objectionable substance ne tm tiem son handling being robbed the thO ol off or Int pr per person Th The order of tl the depart I has to b be ID inserted fol following lowing the word ord lb the tw twIn In Ing tightly Ms sealed to prevent Li the es of u urh h particles sic 0 |