In 2002 to celebrate Canadian Transportation, the Royal Canadian Mint released a very special Limited Issue William D Lawrence Hologram $20 Twenty Dollar Silver Proof Coin struck in solid .925 Silver.
The reverse designed Bonnie Ross features The William D Lawrence while the obverse features a portrait of Her Majesty Queen Elizabeth II by Susanna Blunt.
These legal tender coins have been struck to proof quality using specially prepared dies and highly polished blanks.