Category Archives: Collection

Ur Project: January 2015

Leica Picture

Pseudomorphs on Metal Objects from Ur A closer look at U.14097 and U.9134 (Penn Museum Nr. 31-17-241 and B17476) Chisels from PG 1653 and PG 537 —- This month’s Blog entry is written by researcher Kyra Kaercher with technical assistance from conservator Tessa De Alarcon. Special thanks to the Conservation Department for the macro photo […]

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Sitio Conte in Real Time: February 2, 1940

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Came down on a cache of a half dozen apparently complete vessels this afternoon which will be photo’d and taken out tomorrow. A few gold beads found by the workmen in the soil. Also today began to uncover a great mass of broken pottery. -J. Alden Mason to Horace Jayne, February 2, 1940 In his first […]

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Blue lines: multispectral imaging for pigment identification

Detail of marginal elements on page 360 of NEP-27. Notice the blue outlines around the gilded designs.

Visible-induced infrared (IR) luminescence is the invisible light that some materials produce when they are excited with visible light. We can capture that invisible light with a modified camera and use it to identify those materials and find out where they are. For those of you who follow the Artifact Lab Blog, this technique will […]

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Sitio Conte in Real Time: January 26, 1940

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Tire trouble near Penonome. En route Panama to Cocle 1/26/40 Taken by S.K. Lothrop The Masons running a rapid in the Rio Grande de Cocle. 1/26/40 Taken by S.K. Lothrop

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Sitio Conte in Real Time: January 23, 1940

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Sitio Conte in Real Time: January 22, 1940

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5 lbs onions $.30 10 tins Maxwell’s coffee 1# $6.00 6 paq. Salada tea $1.50 1 bag Flour Gold Medal 98# $3.25 25 lbs Chinese rice $1.50 Receipt from Compañia Kito Chen, S.A., January 22, 1940 On this day 75 years ago, J. Alden Mason went grocery shopping. So what do you feed a small […]

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Sitio Conte in Real Time: January 20, 1940

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We are going up to the camp early this afternoon to get things started, find out the lay of the land, and get a better idea of what to buy. J. Alden Mason to John Corning, January 20, 1940 Finally in Panama after their “swanky” voyage on the Grace Line, Mason wrote to John Corning […]

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Sitio Conte in Real Time: January 17, 1940

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Approaching Panama Canal after a lovely calm clear warm swanky trip. Pass thru canal tomorrow. Regards to all. J. Alden Mason, January 17, 1940

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Sitio Conte in Real Time: January 12, 1940: “Plastico”

Plastico

A part of every expedition, the crew for Sitio Conte began to collect supplies. Camps need to be stocked with all sorts of goods, from food and clothing to medical supplies and scientific materials. In collecting supplies, John Corning contacted the Technical Supply Company in Palo Alto, California in regards to Plastico Moulage materials.Plastico Moulage […]

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Sitio Conte in Real Time: January 8, 1940

J. Alden Mason

Everything is unsettled and hectic. The expedition has been arranged so suddenly.  – Mason to Merrill, January 8, 1940 The chaotic nature of planning a last minute archaeological expedition was dragging upon Mason, as his letter of the 8th of January to Bob Merrill indicates. In it, he officially hires Merrill as draftsman for the expedition, saying: […]

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