Score used for this melody from Tanzania, the score says the words have been omitted as the WORDS are copyright, the melody is not;
https://hymnary.org/media/fetch/190593
I rarely use pedals unless I know the piece real well and can add the pedal line. I use the iQ6 Zoom dual mic plugged into an iPhone for recordings done after about 2019
Specifications of the organ;
Swell: 8' Stopped Diapason 8' Violin Diapason 4' Flute Triangulare (From 1957 Moller, Opus 9122 Carlisle PA) Extended to 8' with St Diapason 1-12 from Moller Opus 6447 of 1932 8' Salicional from Moller Opus 6447 of 1932
Great: 8' Open Diapason 8' Doppleflute (Uses Melodia bass 1-12) (from 1927 Kilgen) 8' Melodia 4' Octave (from 1927 Kilgen) 8' Dulciana (from Moller Opus 6447 of 1932)