number lines starting with a coordinate mark Home › Forums › Tactile Graphics › number lines starting with a coordinate mark This topic has 1 reply, 2 voices, and was last updated 11 years ago by dspence. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts July 24, 2012 at 9:27 am #11164 Julie SumwaltParticipant The Tactile Guidelines say in 184.108.40.206 say that number lines should always start with an arrowhead or axis line, not a coordinate mark. Even if print starts the number line with a coordinate mark? September 17, 2012 at 8:28 pm #21569 dspenceModerator Dear Julie, Yes, that's what section 220.127.116.11 of the TG Guidelines say...this information came directly from the original Number Line Addendum information. Diane Author Posts Viewing 2 posts - 1 through 2 (of 2 total) Everyone is free to read the forums, but only current NBA members can post. Become a member today. Click here to Login and return.