Link Notes ? a priori A searchable database of history sites. The link will go to a directory for the word linked not its context. + Short expansions to the information availible in the timeline. * Denotes an online text of the item linked. ][,||, Links within these will lead to another page in the timeline. ¢ A link to a retail outlet for the subject. Usually a book or DVD. ?¢ With multiple destinations click on the correct symbol. Word will be linked with the symbol closest to it.