Viking helmet (The Time Meddler)
From Tardis Wiki, the free Doctor Who reference
When the First Doctor, Vicki Pallister, and Steven Taylor first landed at the shore of 1066 Northumbria, they found a Viking helmet near the water. (TV: The Time Meddler [+]Loading...["The Time Meddler (TV story)"])
The same helmet appeared in the Remembered TARDIS when Vicki and Steven remembered these events. (TV: The Time Meddler [+]Loading...["The Time Meddler (TotT TV story)"])
