File these under: simple life hacks. That’s right, according to Mental Floss, Gallaher Ltd of Belfast & London and Ogden’s Branch of the Imperial Tobacco Co printed and released this fascinating “How-To” series, complete with clever hints for both everyday and emergency situations, in 1910. Continue reading to see them all.

In the late 1880s, cigarette manufacturers began inserting stiffening cards into their paper packs of cigarettes to strengthen the containers.

It wasn’t long before they got the idea to put artwork, trivia, famous people, and pretty girls onto those cards, grouped into collectible series. The cards, which continued into the 1940s, are highly valuable now, with the most expensive (bearing the face of stringent anti-smoking baseball player Honus Wagner) selling for $2.8 million in 2007.

[Sources 1 | 2]