15th August 1840.
I beg to inform you that Henry Purkins of Panton Square Esqre is applying for a patent for Improvements in the methods of applying motive power to the impelling of Machinery applicable amongst other things to impelling Carriages on Railways or Common Roads or ways and through fields and Vessels afloat and in the methods of constructing the roads or ways on which Carriages may be impelled or propelled
Should you consider that the above will interfere with your caveat An Answer post paid is requested within Seven days from the date hereof otherwise the Patent will proceed
Your Obdt Servt
N.B. The fees for opposing must be paid at the time of entering opposition.
Patents solicited & all business relating thereto conducted with attention.