Dutch National Archives and Rijksmuseum photography places Queen Elizabeth II at Amstel Hotel on May 1, 1962. Wanderlust explicitly reports that she and Prince Philip stayed overnight there, with AFAR and NTR independently supporting her accommodation history.
Queen Elizabeth II stayed at Amstel Hotel in Amsterdam during the 1962 silver-wedding celebrations for Queen Juliana and Prince Bernhard. Dutch national collections visually document the Queen and Prince Philip at the exact hotel, while independent travel reporting says the royal couple stayed overnight there.