get the NEW 13th edition Secrets of Tunnel Boat Design book by Jim Russell

"...the very best and most comprehensive performance evaluation tool available."

Scream and Fly magazine Reviews "Tunnel Boat Design Program" (V8.4) software

[download your own copy of the Scream&Fly Review of "Tunnel Boat Design Program", V8 software]   [Ver 7 Review at S&F site]   [Ver 8 Review at S&F site]

[see What's New in Version 8 summary]     [more on TBDP and VBDP]     [S&F Review of 'Secrets of Tunnel Boat Design' book]

[Reprinted by permission of Scream & Fly on-line magazine]

[download your own copy of the Scream&Fly Review of "Tunnel Boat Design Program", V8 software]   [see Review at S&F site]

[see What's New in Version 8.0 summary]     [more on TBDP and VBDP]     [S&F Review of 'Secrets of Tunnel Boat Design' book]

[Reprinted by permission of Scream & Fly on-line magazine]