The Collaborative International Dictionary of English v.0.48:

Timmer \Tim"mer\, n.
   Same as 1st Timber. [Scot.]
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Timber \Tim"ber\, n. [Probably the same word as timber sort of
   wood; cf. Sw. timber, LG. timmer, MHG. zimber, G. zimmer, F.
   timbre, LL. timbrium. Cf. Timmer.] (Com.)
   A certain quantity of fur skins, as of martens, ermines,
   sables, etc., packed between boards; being in some cases
   forty skins, in others one hundred and twenty; -- called also
   timmer. [Written also timbre.]
   [1913 Webster]