Sentence:  ... with them came a great numbre of rascal & pedlers, & Iuellers, and brought ouer hattes and cappes, and diuerse merchaundise <WSD>vncustomed</WSD>, all vnder the coloure of the trussery of the Ambassadours. 
Meaning of the word marked with <WSD> tags:  On which no customs duties have been paid.