Fringe — - Season 5

Inside the envelope is a single slip of paper with a hand-drawn white tulip .

At the end of Season 5, after time is reset to 2015 and the Observer invasion is prevented, Peter finds an envelope in his mail from Walter. Fringe - Season 5

In Season 2, the White Tulip was established as a sign from God that Walter was forgiven for his past actions. Inside the envelope is a single slip of

Early in the season, Walter finds a large sheet of paper filled with equations—the original plans for the machine to defeat the Observers—hidden in his lab. Early in the season, Walter finds a large

While not paper, the team follows a series of Beta tapes hidden in amber by Walter to reconstruct the plan step-by-step. FRINGE Recap: 'The Recordist' - Give Me My Remote

Because Walter had to sacrifice himself by traveling to the future to reset the timeline, he is erased from 2015. The paper serves as a wordless goodbye, signaling to Peter that Walter succeeded and is at peace. 📼 Other Important "Papers" in Season 5

The "paper" you are referring to is the drawing that appears in the final scene of the series finale, "An Enemy of Fate". 🌷 The Meaning of the Paper