Beschreibung:
Whilst the greatest effort has been made to ensure the quality of this text, due to the historical nature of this content, in some rare cases there may be minor issues with legibility. So much by way of introduction; in my next I shall commence the practical instruction with the preparation of the negative, and sensitizing the tissue.
So much by way of introduction; in my next I shall commence the practical instruction with the preparation of the negative, and sensitizing the tissue.