Advertisement and hechsher for a new machine that makes holes in matzah. Unknown.

Advertisement and hechsher for a new machine that makes holes in matzah. Unknown.
*Advertisement for a machine that makes holes in Passover matzot; details the purchase arrangements and kashrut, by Aharon Igra. [End of 19th? century.]
[1] leaf. 23x34 cm. Aharon Igra invented a machine for making holes in matzot. In this advertisement, he appeals to rabbis to suggest that their communities purchase the machine. Rabbi Shalom Mordechai Schwadron, the Maharsham of Berezhany, certified the kashrut of the machine. Includes purchase details and the option of returning the machine after the month of Nissan. The inventor notes that the machine could be purchased from R' Alexander Margaliot who lived in Rahatyn, Galicia.
* Kashrut certificate for a machine that makes holes in matzot, by Rabbi Shalom Mordechai Schwadron - the Maharsham of Berezhany. [End of 19th? century.]
[1] leaf. 21x34 cm. The Maharsham writes that he tested the machine many times and recommends it. 
Rabbi Shalom Mordechai, the Maharsham of Berezhany (1835-1911) was involved in the controversy regarding machine matzot. He was a prominent Galician rabbi and leading posek of his time. He permitted machine matzot, despite the fact that he was aligned with the chassidic factions. In this kashrut certificate he recommends that every rabbi should try to encourage their matzah bakers to purchase this machine.
Two unknown publications.
Small tears in the blank margins. Fold marks. Fine condition.