If you can find a Leblanc System saxophone jump on it. From Dr Sax Woodwinds:The LeBlanc Systeme (Rationnel, Semi-Rationnel, Systeme, Model 120) key system has all the standard fingerings and can be played with the same fingerings as every other sax. But it additionally has some extra alternative fingerings. These can be a real help when playing particularly difficult passages, notably with the Classical repertoire.
Essentially, when playing any note on the stack, you can hit anything on the lower stack to drop it a half note. From A to G# (no LH pinky touch needed), from C# to C, from C to B.
Few LeBlanc Systeme saxophones were ever made. Comes with the original Vandoren, V F Abato, mouthpiece.Pro Tec case is included No neck strap. The item "Early 1960's LeBlanc Systeme alto saxophone Original owner Great player" is in sale since Thursday, January 3, 2019. This item is in the category "Musical Instruments & Gear\Wind & Woodwind\Band & Orchestral\Saxophones".
The seller is "ahamananda" and is located in Hillsboro, Wisconsin. This item can be shipped to United States, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Colombia, Panama, Jamaica, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Pakistan, Paraguay, Reunion, Canada, Uruguay.