You've seen their letter, and that's an accurate copy.
By thus copying several dozens or hundreds of points, an accurate copy can be carved.
Or not exactly the originals, which might rot, but accurate copies.
I will make a true and accurate copy of the drawing, which may be used for attestation, if any such is needed.
Fig. 4 presents an accurate copy of the whole.
With the digital data, accurate copies of the film can be generated by simply pressing a button.
"It's an accurate copy - the colors are just completely different."
Once again both historically accurate copies and modern instruments are being constructed.
Otherwise the sky was a much more accurate copy of the real thing than the one over the garden they'd left.
You've done an accurate copy haven't except for this.