Revisiting the output below:

1.  Am I correct in thinking that the @XXXXXXX items are addresses?
2.  What are the meanings of the gXcX items?
3.  Does one ever see NAM[0]?

Thanks, Patrick

> .Internal(inspect(eg))
> @df70e48 25 S4SXP g0c0 [OBJ,NAM(2),gp=0x10,ATT]
> ATTRIB:
>  @df70ef0 02 LISTSXP g0c0 []
>    TAG: @769258 01 SYMSXP g1c0 [MARK] "size"
>    @c0f6db8 14 REALSXP g0c1 [NAM(2)] (len=1, tl=0) 4
>    TAG: @15b0228 01 SYMSXP g1c0 [MARK,NAM(2)] "id"
>    @c0f6178 16 STRSXP g0c1 [NAM(2)] (len=1, tl=0)
>      @12341c80 09 CHARSXP g0c2 [gp=0x20] "id_value"
>    TAG: @607ce8 01 SYMSXP g1c0 [MARK,NAM(2),gp=0x4000] "class"
>    @c0f6d58 16 STRSXP g0c1 [NAM(2),ATT] (len=1, tl=0)
>      @96ed08 09 CHARSXP g1c1 [MARK,gp=0x21] "example"
>    ATTRIB:
>      @df70fd0 02 LISTSXP g0c0 []
>        TAG: @624f70 01 SYMSXP g1c0 [MARK,NAM(2)] "package"
>        @c0f6d88 16 STRSXP g0c1 [NAM(2)] (len=1, tl=0)
>          @67f5e0 09 CHARSXP g1c2 [MARK,gp=0x21,ATT] ".GlobalEnv"
>
>

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