Manual de educación física para las escuelas elementales de Puerto Rico.

"Preparada por el señor Frank Campos."--p. 5.

A candle clock, recto, folio from Kitab fi ma`arifat al-hiyal al-handisaya (The book of knowledge of ingenious mechanical devices) Automata by al-Jazari

1 ft. 1/8 in.x 8 5/8 in.; ink, opaque watercolor and gold on paper

A musical toy in the form of a boat folio from Kitab fi ma'arifat al-hiyal al-handisaya (the book of knowledge of ingenious mechanical devices) Automata by al-Jazari

11 57/64 in.x 8 35/64 in.; ink, opaque watercolor and gold on paper

Automata by al-Jazari, The face of a water clock with Zodiac signs, folio from the Kitab fi ma'arifat al-hiyal al-handisaya (the book of knowledge of ingenious mechanical devices) Automata by al-Jazari

1 ft. 13/32 in.x 8 5/8 in.; ink, opaque watercolor and gold on paper

Two drinking men, folio from the Kitab fi ma'arifat al-hiyal al-handisaya (the book of knowledge of ingenious mechanical devices) Automata by al-Jazari

1 ft. 11/64 in.x 8 1/32 in.; ink, opaque watercolor and gold on paper

The basin of the two scribes, folio from the Kitab fi ma'arifat al-hiyal al-handisaya (the book of knowledge of ingenious mechanical devices) Automata by al-Jazari

1 ft. 1/8 in.x 7 3/4 in.; ink, opaque watercolor and gold on paper

verso: text and illustration: The water clock of the drummers from Kitab fi ma'arifat al-hiyal al-handisaya (The book of knowledge of ingenious mechanical devices) Automata by al-Jazari)

ink, opaque watercolor and gold on paper

El Genio científico; periódico de ciencias físico-químicas y naturales y de sus aplicaciones á las demas ciencias, á la industria y á las artes.

Editor: Marco de J. Melero.

Nafḥat al-Yaman fi-mā yazūlu bi-dhikrat al-shajan /

Mode of access: Internet.

An Tiomna Nuadh ar dTíghearna agus ar Slanuightheóra Iosa Criosd : air na tharruing go fírinneach as a nGreigis ughdarach /

Romanized record.

Teorías modernas de la física : unidad de las fuerzas materiales /

Mode of access: Internet.

Operator's and organizational maintenance manual : intercommunication stations LS-147A/FI, LS-147B/FI, LS-147C/FI, and LS-147D/FI.

"5 June 1961."

Taqrīr al-lajnah al-khāṣṣah ʻan al-baḥth al-ʻilmī wa-al-tanmiyah fī Miṣr /

Title on cover: Baḥth al-ʻilmī wa-al-tanmiyah fī Miṣr.

Intercommunication stations, LS-200/FI, LS-201/FI, LS-202/FI, and LS-125B/FI.

"August 1955."

Field and depot maintenance manual : intercommunication stations LS-147A/FI, LS-147B/FI, LS-147C/FI, and LS-147D/FI.

"20 July 1961."