Encara no tenim significats per a "fix with shellac".
1A narrow chip of a quill was fixed with shellac to the apex of a radicle.
2Next morning a square of card was fixed with shellac to it, and after 9 h. radicle greatly deflected from the card.
3The records are fixed with shellac and preserved, or they may be printed out by a photographic process and the prints preserved.
4.071 of an inch in length and .059 or .035 of an inch in breadth) were fixed with shellac to the tips of the radicles.