Sentence:  The sizes of pieces needed for the interlocking frame are shown in the notes within Fig. 7 , most of the bars <WSD>being</WSD> 1 8 '' brass in 1 4 '' and 1 2 '' widths . 
Meaning of the word marked with <WSD> tags:  have the quality of being; (copula, used with an adjective or a predicate noun)