What has the author Frank C Robertson written?

Frank C. Robertson has written:

'Getley's gold'

'Idaho Range' -- subject(s): Fiction in English

'The cruel winds of winter'

'Rock River feud'

'Trouble at Topaz'

'Riders against the sky'

'Quicker on the draw'

'Outlaw sanctuary'

'The way of an outlaw' -- subject(s): Fiction in English

'Boomerang jail'

'The Bull Valley Bible'

'Disaster valley'

'Horn silver'

'Reach for the skies'

'The valley of frightened men' -- subject(s): Fiction in English

'Rustlers on the loose'

'The young range rider'

'The bandits of Crown Cliffs'

'The road to Paint Rock'