This is how I play The Canadian National Anthem on my Hohner Marine Band key of C Diatonic Harmonica. (my first tab)
4 5 5 3
Oh Canada
-3 4 -4 5 -5 -3
Our Home and Native Land
4 -4 -4 5
True Patriot Love
-5 -6 -6 -5 -5 5
In all our sons command
-3 4 -4 4 -3
With glowing hearts
4 -4 5 -4 4
We see the rise
5 -5 5 -4 4 -3
The true north strong and free
-3 4 -4 4 -3
From Far and wide
4 -4 5 -4 4
Oh Canada
4 -3 5 5 -4 4 -4 5
We stand on guard for thee
4 5 5 3
God Keep our Land
-4 -4 -5 -5 -3
Glorious and Free
5 -5 -5 -6
Oh Canada
-4 4 -3 3 -3 4
We Stand of Guard for thee
5 6 6 -5
Oh Canada
-5 5 -3 5
We stand on guard
-2 3
For Thee