BOSTON, MASS., OFFER FOR SALE:
PATENTED ASBESTOS ROPE PACKING,
PATENTED ASBESTOS LOOSE PACKING
PATENTED ASBESTOS JOURNAL PACKING
PATENTED ASBESTOS WICK PACKING
PATENTED ASBESTOS MILL BOARD,
PATENTED ASBESTOS SHEATHING PAPER,
PATENTED ASBESTOS FLOORING FELT,
PATENTED ASBESTOS CLOTH.
OF THE