«  indestructible, the charm of yesteryear ... »

I use them for + / - 20 years time that Tom Ridge or different effect. Their main qualitée is their rubustesse and just the look (very vintage), their main fault is that they are bruillant. Otherwise, they are very hard (almost like a board, we like it or not) by some technique consequant games are very difficult to obtain (press roll, ghost notes).
But now I do not separate them for anything ...