Henry 'Harry' Thomas was a Welsh

Wales

Wales is a country that is part of the United Kingdom and the island of Great Britain, bordered by England to its east and the Atlantic Ocean and Irish Sea to its west. It has a population of three million, and a total area of 20,779 km²...

 footballer

Football (soccer)

Association football, more commonly known as football or soccer, is a sport played between two teams of eleven players with a spherical ball...

 who played as an outside left

Outside forward

Outside forward is a position in association football which refers to a footballer who plays as an advanced forward on the right or left wing - as an outside right or outside left. Typically as part of a 2-3-5 formation or one of its variants...

. In his early days, he played for Swansea City

Swansea City A.F.C.

Swansea City Association Football Club are a Welsh professional football club based in Swansea, Wales. One of the most successful clubs in Welsh football, it has won 10 Welsh Cups and led the English Football League First Division in December 1981, before finishing the season in 6th position...

 and Porth.

In April 1922 he was sold to Manchester United

Manchester United F.C.

Manchester United Football Club is an English professional football club, based in Old Trafford, Greater Manchester, that plays in the Premier League. Founded as Newton Heath LYR Football Club in 1878, the club changed its name to Manchester United in 1902 and moved to Old Trafford in 1910.The 1958...

, where he made his debut against Oldham Athletic

Oldham Athletic A.F.C.

Oldham Athletic Association Football Club is an English association football club based at Boundary Park, on Sheepfoot Lane in Oldham, Greater Manchester. The club currently competes in the Football League One, the third tier of the English league...

 at Boundary Park

Boundary Park

Boundary Park is the main sports stadium of Oldham, in Greater Manchester, England. It lies at the northwestern extremity of Oldham, with the towns of Royton and Chadderton lying immediately north and west respectively, giving rise to the name Boundary Park....

 on 22 April 1922. He went on to play in Division One and Two for United. During his United career, he made 135 appearances and scored 13 goals.

After his spell at United he moved to Merthyr Town

Merthyr Town F.C.

Merthyr Town Football Club is a Welsh semi-professional football club based in Merthyr Tydfil, Wales. For the 2011–2012 season the club will be playing in the Western Football League Premier Division at Penydarren Park in Merthyr....

.

He was capped by the Wales national football team

Wales national football team

The Wales national football team represents Wales in international football. It is controlled by the Football Association of Wales , the governing body for football in Wales, and the third oldest national football association in the world. The team have only qualified for a major international...

on one occasion.