Anyone looking at this very popular lithograph would immediately see that she has some dignity left.

每一个看幅平版画的人都会很快发现她仍然持着自己的尊严。

And so this is another lithographic milestone here that's helped to preserve it.

因此，一个有助于存它的平版程碑。

Milton Bradley was a young lithographer—basically a printer—in Massachusetts when he made a thousand prints of this man running for president in 1860.

当弥尔顿·布拉德利在马萨诸塞州为1860年竞选总统的个人制作一千幅版画时，他还个年轻的平版工——基本上就个工人。

And what we see is extremely regular thin beds that extend for kilometers and exceptional preservation of soft-bodied material in what's called lithographic siltstone.

我们看到的极其规则的薄层，绵延数公，并且在所谓的平版粉砂岩中存了特殊的软体材料。