Read on Wikipedia

Image: Library and Archives Canada, Collections Cana…

P. L. Robertson

P. L. Robertson

Canadian inventor, industrialist, salesman, and philanthropist.

Super rare
24 views/day0 owners

No account needed. By playing, you confirm you're 13 or older and agree to the Terms of use.

No owners yet

Super rareTop 12%

Category: Character

0 owners
0 copies
0 pulls
Wishlisted
0
In 0 albums
On 0 showcases
Market listings
0
Wikipedia views per dayLast 30 days 554

Not sold on the market yet.

Readers' pathsAug 2026 – Oct 2026

Readers go next to

Share of the 278 clicks on its links

  1. Robertson screw

    Screw with a square socket in the head.

    26%

  2. Henry F. Phillips

    American businessman.

    26%

  3. Cold working

    Any metal shaping process which occurs below its recrystallization temperature.

    18%

  4. Haldimand County

    City in Ontario, Canada.

    11%

Readers come from

Share of the 809 readers arriving from another article

  1. Robertson screw

    Screw with a square socket in the head.

    75%

  2. Hex key

    Driver for hexagonal socketed bolts or screws.

    9.4%

  3. Impact driver

    Hand tool for loosening threaded fasteners, with a powerful intermittent action.

    7.9%

  4. Milton, Ontario

    Town in Canada.

    4.2%

  5. Screwdriver

    Hand tool used for turning screws.

    3.1%