The cover of this greeting card for 2013 contains a collaged image of a door and the word "Bonheur." Porte Bonheur in French means good luck charm.The third page contains a square with the unique letters spelling Treize (thiriteen).The center consists of a column of 13 strokes or dashes numbered from 1 to 13 with red check marks at the end of 12 strokes. At the top the word 'Treize' is written and at the bottom 'Traits' which means strokes or dashes.On the right side of the page above the words 'Bonne Annee' the word 'Tres' (very) is written in red.The pronunciation of 'Tres' is similar to 'Traits' and 'Treize.' -- Source of annotation: Marvin or Ruth Sackner.

Written for Le Mouvement Lettriste No.18. -- Source of annotation: Marvin or Ruth Sackner.

This is a New Year 2009 greetings. -- Source of annotation: Marvin or Ruth Sackner.

This exhibition was curated by Francoise Canal and Albert Dupont. -- Source of annotation: Marvin or Ruth Sackner.

This is a summary of selections oresented at the Second Biennale Internationale du Film sur l'Art in Paris in 1989. -- Source of annotation: Marvin or Ruth Sackner.

Also designated A.DU2. -- Source of annotation: Marvin or Ruth Sackner.

Exhibition was curated by Francois Proia. -- Source of annotation: Marvin or Ruth Sackner.

Exhibition was curated by Francois Proia. -- Source of annotation: Marvin or Ruth Sackner.

This was a memorial exhibition dedicated to Gabriel Pomerand. -- Source of annotation: Marvin or Ruth Sackner.

The Sackners attended this exhibition and purchased the first Albert Dupont work from this exhibition. -- Source of annotation: Marvin or Ruth Sackner.

The Sackners attended this exhibition of Lettrisme, the first seen by them. -- Source of annotation: Marvin or Ruth Sackner.

This drawing is created by writing firmly in ink on the verso side of the page so that the recto side appears to be embossed. -- Source of annotation: Marvin or Ruth Sackner.

This photograph is a reproduction of a work of 1973 held in the Sackner Archive. -- Source of annotation: Marvin or Ruth Sackner.

The texts were found by Dupont from art and philosophical writings and fragmented selections were painted by the artist. The work is a palimpset containing visual symbols, rebuses and text. As a contradiction, the top layer of text is painted in white. -- Source of annotation: Marvin or Ruth Sackner.

The sculpture consists of two objects: a large wooden pear (poire in French) and four wooden fonts of apostrophe and S mounted as a cube and also painted white. The pear is placed on top of the cube. The title of the work is read as the French word "espoir" meaning "hope" in English. -- Source of annotation: Marvin or Ruth Sackner.